Questions Asked on
April 20, 2016

Pre Algebra
Which polynomial does the model represent? –x³ + 2x² – 3x + 2 x² + x – 2 –x² – x + 2***** –x² + x – 2 Can someone please help me @Ms.Sue @Reed @WriteTeacher
asked by Anonymous 
ENGLISH
SPPECH ABOUT TRADITIONAL HEALERS SHOULD BE ALLOWED TO PRACTISE AND PRESCRIBE MEDICINE IN HOSPITALS AND CLINICS
asked by NIKITA 
Math
(1) which of the following correctly identifies the methods of heat transfer? 1. A convention B radiaton C conduction ~~~~~~~~~~~~~ 2. A conduction B radiaton C convention ~~~~~~~~~~~~~ 3. A convention B conduction C radiaton ~~~~~~~~~~~~~ 4. A
asked by #FreeGucci 
Educational Technology
1. Why is it illegal to download music from many P2P networks? A.P2P networks are illegal B.The artist usually has not given perimiission for this download•• C.You may spread computer viruses D.Spyware will be put on your computer 2.What can happen if
asked by Wolfie 
life orientation
identify your human rights violation or discrimination and explain in and introductory paragraph why you choose the specific human rights violation or discrimination.describe the three human rights violation or discrimination you selected and give at least
asked by beauty 
Math
abe creates a scatter plot showing students ages on the xaxis and their heights on the yaxis. which type of tend will the scatter plot show? A line trend•• A positive trend A negative tend No trend Correct me
asked by Hey 
Math
which statement are always true about a scatter plot with a positive trend? Choose two The point will form a straight line•• As the x value increases the y value increases The point will show a general upward trend left to right on the graph••
asked by Hey 
Math PLZZZ HELP!!!
always true about a scatter plot with a positive trend? Choose two The point will form a straight line•• As the x value increases the y value increases The point will show a general upward trend left to right on the graph•• There will not be any
asked by Hey 
Math
If a seed is planted, it has a 65% chance of growing into a healthy plant. If 11 seeds are planted, what is the probability that exactly 1 doesn't grow?
asked by Anonymous 
technolgiy
Lines are used in design to? Choose all that apply. 1:create movement 2:lead the eye across the page 3: describe the relationships between certain colors 4:divide a page into sections. Please help me this is my first time using this website to ask a
asked by leedle leedle 
life orientation
identify your human rights violation or discrimination and explain in and indroductory paragraph why you choose the specific human rights violation or discrimination .critically discuss six ways tha the human rights violation influences individuals groups
asked by beauty 
english
I need help.I want to write prepared speech about english is the language of opportunity, why bother to teach indigenous language.
asked by karabo 
English
Traditional healers should be allowed to practice and prescribe medicine in hospitals and clinics
asked by Bafana 
Music
Can anyone help me with this question? Franz Schubert quoted the Ländler in his Piano Trio No. 1 in Bflat Major, op. 99, D. 898 by a) writing tumbling, nonmetrical rhythms b)changing the meter c) writing alternating 3/4 measures of either notes and
asked by rebekah 
Chemistry Dr.Bob222
Determine [H30+], [OH], and pH. A solution that is 0.655% HNO3 by mass (assume a density of 1.01 g/ mL for the solution).
asked by Nevaeh 
Physics
62kg person in an elevator is moving up at a constant speed of 4.0m/s for 5.0s a) calculate the work done by the normal force on the person. b) calculate the work done by the force of gravity on the person . c) How would your answer change if the elevator
asked by lomonoyan 
Math
What is the circumference of the circle? Round your answer to the nearest tenth. The radius of the circle is 12.5 cm. A) 39.25 cm B) 392.5 cm C) 78.5 cm** D)785 cm If I'm right, I guess I did it right, if I'm not, please tell me and explain if you can, if
asked by Sally 
Math
If a seed is planted, it has a 60% chance of growing into a healthy plant. If 6 seeds are planted, what is the probability that exactly 4 don't grow?
asked by Anonymous 
math HELP
you have a savings account that offers an annual simple interest rat of5% you put $350 into the account select the graph showing the total interest you earn after 1,2,3,and 4 years
asked by nicky 
Launguage Arts
Which of the following passages from the novel Walk Two Moons best supports the story's theme of hope? 6. A: I asked if I could sit there for a little while, because I wanted to memorize the place B: in the midst of the still morning, with only the sound
asked by Anonymous 
3rd grade math
Bryan has 3 nickels, 3 dimes, and 2 quarters. What fraction of the coins is either a dime or a quarter?
asked by Tristan 
american history
What was one effect that mass transit had on American cities? A. Most urban workers no longer had to live in tenements. B. The number of skyscrapers increased dramatically because there was no room left on the ground. C. Conflicts over ethnic and racial
asked by Anonymous 
PreCal
A baseball player throws baseball at a velocity 139ft per second at an angle of 20 degrees. The ball leaves the players hand at a height of 5 feet. The path of the ball has a parametric equation x=v(o)t cos(o) and yh+v(o)tsin(o)16t^2. Write the
asked by Carlos Garcia 
Math
Directions: write and solve an algebraic equation or inequality for each problem. 1. Mabel has a total of 54 beads. Some are black and some are white. The ratio of the number of black beads to the number of white beads is 7:2. How many more black beads
asked by Lily 
life orientation
Ways that the human rights violation influences individual,groups and broader south African community
asked by violet 
MATH
2. Given the data 12,39,21,18,24,17,12,25 a what is the outlier in the data? b what is the mean with the outlier? c what is the mean without the outlier A. 12;21;18.4 B. 12; 18.4; 21 C. 39; 21; 18.4 D. 39; 18.4; 21 I know it's C or D but I am unsure which
asked by Cami 
science help PLS
When Jane visits a beach, she notices a sea stack has formed offshore. Which of the following best describes what caused the sea stack to form? Erosion hollowed out the rock in a seaside cliff. Deposition moved sand from the beach into an offshore pile. A
asked by Oscar 
accounting
identify your human rights violation or discrimination and axplain in introductory paragraph why you choose the specific human rights violation discrimination.describe the three human rights violation or discrimination you selected, give two example of
asked by beauty 
Chemistry
Like a equilibrium constants, the values of Kw depends on temperature. At body temperature (37 C), Kw= 2.4 x 10^14. What are the [H3O+] and pH of pure water at body temperature?
asked by Nevaeh 
MATH
If you roll a 6 sided dice 6 times, what is the best prediction possible for the number of times you will roll a two? A) 6 B) 1 C) 2 D) 0
asked by Kelly 
History help
15. The compromise of 1850 included which of the following? A. The Homestead Act B. The Fugitive Slave Act C. The Indian Removal Act D. The Missouri Act I think the answer is A,but not for sure.
asked by Summer Moriarty 
Math
What are the mean, median mode and range of the data we given the altitude of lakes in feet? 9,36,23,8,17,52,27,36 Mean: 25 Median: 26 mode: 44 range: 36 Mean: 25 Median: :36 mode: 36 Range: 44 Mean: 26 Median: 25 Mode: 36 range: 44 Mean:
asked by Cam 
Physics
The human heart discharges 75ml of blood at each beat against the pressure of 0.1mmHg. Calculate the power of the heart assuming that the purse frequency is 80 beats per minute.(density of mercury is 13.6*10^3 Kg/m3)
asked by Ben 
Math
A 6inch pizza costs $3.50. A 12inch pizza costs $11. How much less is the area of the 6inch pizza than the area of the 12inch pizza? Express your answer to the nearest hundreth.
asked by Ashley 
Math
sand is being poured from one container to another. The sand flows from the shaded part to the the unshaded cone. The shaded part is full of sand. The sand empties into the unshaded cone and fills it to the top. What is the height of the unshaded cone?
asked by pizza2  please help 
Math
Directions: write and solve an algebraic equation or inequality for each problem. 1. Mabel has a total of 54 beads. Some are black and some are white. The ratio of the number of black beads to the number of white beads is 7:2. How many more black beads
asked by Lily 
NEED HELP MATH QUESTION ASAP
If you roll a 6 sided dice 6 times, what is the best prediction possible for the number of times you will roll a two? A) 6 B) 1 C) 2 D) 0
asked by JustAJohnathonBaker 
american history
Why did James K. Polk want to annex Texas? A. He was willing to give the Oregon Territory to Britain in exchange for Texas. B. He was a strong believer in Manifest Destiny. C. He had no choice but to follow public opinion. D. He believed that Mexico would
asked by help fast 
English
1. What warning does prince escalus give the capulets and montagues? 2. What agreement do Paris and lord capulet reach? 3.why does Romeo go to the capulets part?
asked by Maggie 
ethics
Disloyalty, greed, mercilessness, prejudice, and intolerance are examples of: a. Moral virtues. b. Corrective emotions. c. Otherdirected traits. d. Moral vices. is it D
asked by Amy 
physics
An electric dipole is made of two charges of equal magnitudes and opposite signs. The positive charge, q = 1.0μC, is located at the point (x, y, z) = (0.00cm, 1.0cm, 0.00cm), while the negative charge is located at the point (x, y, z) = (0.00cm,−1.0cm,
asked by mela 
American history
Use the quotation and your knowledge of social studies to answer the following question. “[We] hereof do . . . enact, constitute, and frame, such just and equal Laws, Ordinances, Acts, Constitutions and Offices, from time to time, as shall be thought
asked by Hi 
MATH
Jennifer flipped a pair of coins 60 times. On 24 occasions, heads appeared on both coins. How is this outcome different from the expected outcome? A) It occurred 6 fewer times than expected. It occurred 4 more times than expected. It occurred 9 more times
asked by Caleb 
Chem
How many moles of hydrogen gas would be needed to react with excess carbon dioxide to produce 76.6 moles of water vapor?
asked by Anonymous 
L,o
Six suggestion on how to combat the violations of human rights and how they combat the human rights violation or discrimination
asked by Takalani 
life orientation
SiX suggestions on how to combat the violations of human rights
asked by andries 
life orientation
Identify your three human rights violation or discrimination and explain in am introductory paragraph why you choose the specific human rights violation or discrimination
asked by mpendulo 
Chemistry
The equation for fermentation of glucose to alcohol and carbon dioxide is C6H12O6= 2C2H5OH + 2CO2 The enthalpy for the reaction is 67kj. Is the reaction endothermic or exothermic? Is the heat energy absorbed or released as the reaction occurs? I think its
asked by Megan 
English
African slaughter rituals should be allowed in the suburbs
asked by Kelebogile 
Physics
A 588.6 kN car moving at 1 km/hr instantaneously collides an stationary 392.40 kg car. If the collision is perfectly inelastic, what is the velocity of the car after collision?
asked by ced 
Math
The measure of one acute angle of a right triangle is twelve more than three times the measure than the other acute angle. Find the measure of each acute angle of the right triangle.
asked by Bianca 
english
why traditional healers are not allowed to prescribe medicines in hospitals and clinics?
asked by nkululeko 
math
Heong cut a slice of birthday cake . The slice formed the angle shown. What is the measure of the angle shown?
asked by eman 
math
What is the area of the twodimensional cross section that is parallel to the base of the cylinder, rounded to the hundredths place? Use. 3.14 for the value of pi. The radius is 5.2 m
asked by Angelica 
Life orientation
Identify your 3 human rights violations or discrimination and explain in an introductory parameters why you choose the specific human rights violations or discrimination
asked by Cecilia 
Physics
The Atwood Machine consists of two masses suspended form a fixed pulley. If the first mass is 0.55kg and 0.8kg, (a) what is the acceleration of the system? (b) What is the magnitude of the tension in the string? (consider the pulley to be frictionless and
asked by Raphael Grenfell 
Chemistry
Calculate the total amount of heat that must be added to convert 15.7g of ice at its melting point to steam at 100.0°C
asked by Brian 
Math
(4 pts) Imagine that there is a circular track given by the equation x2+y2=2102500, where both x and y are measured in units of feet. At time t=0, Robin is at point (1450,0) and Shannon is at point (−170,1440). Both are running counterclockwise, with
asked by Please help ASAP! 
English
African slaughter should be allowed in the suburbs speech
asked by Yolanda 
Physics
The volume flow rate in an artery supplying the brain is 4.59E6 m3/s. If the radius of the artery is 5.33 mm, determine the average blood speed.
asked by Emily 
Life Orientation
May you assist me with six ways that the human rights violations influences indivituals groups and the broader South African community
asked by Esther maluleke 
math
If you walked 2 3/4 miles on Monday and then walked 3 1/3 miles on Tuesday, how many miles did you walk during those two
asked by lamarkus 
MATH!
There are 30 students in the gym. At least 16 of them are girls. Write an inequality to represent the number boys in the gym.
asked by Lily 
Math
There are 30 students in the gym. If at least 16 are girls, write an inequality to represent the number of boys in the gym.
asked by Lily 
Chemistry
Assuming the solution you used was 95% ethanol by volume and that the density of ethanol is 0.816g/mL, how much water and carbon dioxide are produced in the experiment? Equation: C2H6O+3O2>2CO2+3H2O (You start off with 2.0 mL of ethanol)
asked by BUTCHER 
chemistry
How many joules of heat are required to completely covert 85.0 grams of water at 40.0° C to steam at 100°C? For water: c = 4.179 J/g °C Hfusion = 6.01 kJ/mol Hvap = 40.7 kJ/mol
asked by har 
HELP PHYSICS PLS :)
A 15 g bullet strikes and embeds in a 2.1 kg block suspended at the end of a 1.2 m string. After the collision the string rises to a maximum angle of 22 degrees to the vertical. what is the speed of bullet? what I did MASS OF BULLET = 0.015 KG i found the
asked by amelia 
Math
Emma is using the Fermi process to estimate the number of standard sheets of U.S. writing paper that would need to be stacked on top of one another to reach the top of Mt. Mckinley. Emma knows that a standard sheet of writing paper is approximately 0.004
asked by Asia 
amerian history
What was the goal of Americanization programs in settlement houses? A. to combat the belief that nativeborn white Americans were superior to newcomers B. to help newcomers learn English and adopt American dress and diet C. to blend traditions from
asked by Anonymous 
chemistry
How many joules of heat are removed to completely covert 80.0 grams of water to ice at zero Celcius? For water: c = 4.179 J/g °C Hfusion = 333.528J/g Hvap = 2258.601 J/g
asked by susan 
english
Which word would best describe speaker's attitude toward person she is address in the song? Did you have to do this? I was thinking that you could be trusted Did you know to ruin what was shiny? Now it's all rusted Did you have to hit me, where I'm weak?
asked by sun 
MATH
Pat has 6 red, 1 yellow, 3 green, and 2 blue balloons. If she picks 1 balloon at random, what is the probability that the balloon will be green?
asked by Matheus 
History
Sir Thomas More was executed because he A. would not stand with Henry VIII against the Protestant revolt. B. would not accept Henry VIII as head of the Church in England. C. protested the corruption of the Roman Catholic Church. D. set up a utopian
asked by Sarah 
english
is traditional healer good to allowed to prescribe medicine in hospitals and clinics?
asked by thandeka 
Math
Given that x=log3^5 and y=log3^2, rewrite log3^60 in terms of x and y.
asked by Jen 
History
4. which of the following was invented by Samuel F.B. Morse? A. sewing machine B. rail sleeping car C. telegraph D. folding cabinet bed Is the answer A or C?
asked by Summer Moriarty 
Maths
A box is made of wood 5cm thick, its internal dimension are 10cm by 8cm by 11cm, what is the volume of the wood in the box
asked by Victor 
Maths
Is the sine, cosine and tangent using in rightangled triangles only?
asked by Lisa 
Advanced Chemistry
he vapor pressures of several solutions of waterpropanol(Ch3Ch2Ch2OH) were determined at various compositions, with thefollowing data collected at 45C: XH2O Vapor pressure (torr) 0 74.0 .15 77.3 .37 80.2 .54 81.6 .69 80.6 .83 78.2 1.00 71.9 a.) Are
asked by Anonymous 
Math
Madison has 48 ft of fence with which to fence in a rectangular garden. What is the maximum area she can enclose?
asked by Amber 
History help
14. Why did the Emancipation Proclamation free slaves only in the confederate states? A. President Lincoln did not have the authority to remove property from U.S. citizens. B. President Lincoln did not have the authority to naturalized Northern Freedmen
asked by Summer Moriarty 
Acc
Six ways that the human rights violations influences individual, groups and the border south African community
asked by Mahosi Anani 
Algebra
The temperature fell by 9°F today right a sign number to represent this temperature change
asked by Vicki 
American History
Both Richard Nixon and Joseph McCarthy advanced their careers by A.Accusing political opponents of being Communist collaborators. B, Serving on the HUAC C, practicing the “multiple untruth” approach to interviewing witnesses D,collecting and
asked by Angie 
english lyrics help me
"welcome to new york" Walking through a crowd The village is aglow Kaleidoscope of loud Heartbeats under coats Everybody here Wanted something more Searching for sound we hadn't Heard before And it said Welcome to New Yory It been waiting for you It's new
asked by sun 
english
Is african Slaughtering should be allowed in the surbubs
asked by anga 
English
Traditional African marriage is an advantage to men only not women
asked by mbali 
English
1. He preferred jazz to rock music. 2. He preferred jazz music to rock music. ========== Does #1 mean #2? Is 'music' missing after 'jazz' in #1? •English  Ms. Sue, Friday, November 13, 2015 at 10:33pm Since "jazz" obviously is music, the two sentences
asked by rfvv 
Math
A new oil field has just begun production. The first oil removed is the easiest to get out, and so production falls as time goes on. The instantaneous rate at which oil can be extracted is 14% of the amount of oil remaining per year. Here, "instantaneous"
asked by Please help! 
American History please Help
The initial impact of containment theory on Truman’s foreign policy can be seen in the president’s A,relationship with Yugoslavia’s Josip Tito. B.decision to intervene in the Greek civil war C,efforts to break the blockade of West Germany. D,offer to
asked by Angie 
Physics
An observer watching a fireworks display sees the light from the explosion and hears the sound 2 seconds later.How far was the explosion from the observer?
asked by Muchori 
math literacy, economics,business studie,accounting, isizulu,English, life orientation
I am doing grade 11 in commerce class.and I still don't know my carrier choice. but I realised that am good in electricity stuff this year. so I want to be a electrician now.what I must do??help me out please
asked by zama shelembe 
Math
A new oil field has just begun production. The first oil removed is the easiest to get out, and so production falls as time goes on. The instantaneous rate at which oil can be extracted is 14% of the amount of oil remaining per year. Here, "instantaneous"
asked by Please help! 
Geometry
a pizza restaurant charges $10.00 for a large one topping pizza in the shape of a circle with a diameter of 14 inches. To celebrate the World Series, the resturant decides to bake a pizza in the shape of home plate. The dimensions of the pizza are shown.
asked by Anonymous 
Algebra ll
Factor completely, then place the answer in the proper location on the grid. Write the answer in descending powers of x. 6x^4+15x^3y^2+3x^2y^3
asked by Brown 
Maths
Say I'm at an unknown distance from a mountain, called point P, and I estimate the angle of elevation to the top of the mountain is 13.5 degrees. Then I move to point N, which is 100 meters closer to the mountain, and I estimate the angle of elevation to
asked by Ahona 
math help pls pls pls
Water coming out from a fountain is modeled by the function f(x) = −x2 + 8x + 2 where f(x) represents the height, in feet, of the water from the fountain at different times x, in seconds. What does the average rate of change of f(x) from x = 1 to x = 4
asked by Oscar 
Math
Imagine that there is a circular track given by the equation x2+y2=1123600, where both x and y are measured in units of feet. At time t=0, Robin is at point (1060,0) and Shannon is at point (560,900). Both are running counterclockwise, with Shannon running
asked by PLEASE HELP ASAP 
Physics
A lighter block (2 kg) and a heavier block (8 kg) sit on a frictionless surface. Both blocks are initially at rest. The same force of 4 N then pushes to the right on each block for a distance of 9 m. What are the changes in kinetic energy of the blocks?
asked by Anonymous 
English
why bother to teach indigenous language?
asked by karabi 
help azap
A sandbox measures 15 ft wide, 20 ft long, and 1 ft tall. Which is the correct unit of measurement to use when describing the amount of sand that can fill the box? A. ft³ B. ft² C. ft
asked by diego 
electricity
A series RL circuit contains two resistors.The resistors are 60ohm and 30ohm.when calculating the circuit values, what is the total resistance?
asked by Jake 
math
Which of the following measurements, in centimeters, could be the lengths of the sides of a triangle? Select all that apply. a)3cm,4cm,5cm b)4cm,10cm,14cm c)5cm,11cm,15cm d)6cm,6cm,13cm e)7cm,4cm,12cm f)8cm,10cm,17cm THANK YOU!
asked by Tim 
Maths
Conditional statement and illustrate with a venn diagram
asked by Damilola 
Calculus
A stone is dropped from the edge of a roof, and hits the ground with a velocity of −170 feet per second. Assume the acceleration due to gravity is 32 feet per second squared. How high (in feet) is the roof?
asked by Anonymous 
Calculus
A closed box with square base is to be built. the bottom and the top of the box are to be made of a material costing $2/ft^2, and all four sides are to be made of a material costing $1/ft^2. what are the dimensions of the box of the greatest value that can
asked by yaniv 
physics, english, chemistry, maths
A girl whose mass 404g walk up a flight of 20steps each 150mm height in 10s find the average power developed Hint g = 10m/S
asked by ellah 
math
Estimate the quotient by choosing a whole number close to the dividend that can be evenly divided by the divisor. 6.49/ 5= 1.298...???? 14.78 / 5 = 2.956...????
asked by Elsa 
chemistry
What is the main factor driving the difference in the spontaneity of the three reactions Cl^2,Br^2, and l^2?
asked by Linda 
Math
A new oil field has just begun production. The first oil removed is the easiest to get out, and so production falls as time goes on. The instantaneous rate at which oil can be extracted is 14% of the amount of oil remaining per year. Here, "instantaneous"
asked by HELP!!!! 
ethics
According to Aristotle, human beings are different from all other living things because of our: A. tolerance for pain. B. reason and rationality. C. free will. D. faithfulness. im confused between B n C
asked by Amy 
History
What was the Columbian Exchange? A. The exchange of new goods globally as a result of European exploration B. A trading post established by Christopher Columbus C. An economic system set up by Christopher Columbus in the Americas D. The trading of goods
asked by Sarah 
Math
Use the acidity model given by pH = −log[H+], where acidity (pH) is a measure of the hydrogen ion concentration [H+] (measured in moles of hydrogen per liter) of a solution. Compute [H+] for a solution in which pH = 6.2. (Enter your answer in scientific
asked by Sarah 
AP
. Plant + Deer + Tiger The first step in the energy chain that created the bonds of proteins in the tiger's muscle cells in the food chain shown above is the A. deer the tiger ate. B. plant the deer ate. C. photons the sun made. D. carbohydrates the
asked by Mary 
math
A town population of 23,000 at present grows at an average rate of 2.5% every 8 years. a)What is the possible population of the town in 25 years? b)How many people were living in the town 10 years ago?
asked by Winter 
physics
Two cars of the same mass collide head on and become tangled so that they move on together. If the engines of both were stopped at the moment of impact and the speeds of the cars impact were 120m/s ,find the joint velocity immediately after collision
asked by Hussein 
Meteorology
the specific heat of ice is 0.5 cal/g degrees c. which will require more heat: heating 100g of ice to 20 degrees c, or heating 100g of liquid water to 20 degrees c?
asked by Kelsie 
Math
A new oil field has just begun production. The first oil removed is the easiest to get out, and so production falls as time goes on. The instantaneous rate at which oil can be extracted is 6% of the amount of oil remaining per year. Here, "instantaneous"
asked by PLEASE HELP ASAP 
Statistics
. Two cards are drawn at random, without replacement, from a standard 52card deck. Find the probability that: (a) both cards are the same color (b) the first card is a face card and the second card is black
asked by Joan 
Statistics
In a certain Math class, the probabilities have been empirically determined for various numbers of absentees on any given day. These values are shown in the table below. Find the expected number of absentees in a given day. Number of absentees, x 0 1 2 3 4
asked by Joan 
Chemistry
if the pressure on a 1.00 L sample of gas is increased from 760. mm Hg to 2.00 atm at constant temperature what will the volume of the gas sample
asked by Harper 
Statistics
A survey is being planned to determine the mean amount of time corporation executives watch television. A pilot survey indicated that the mean time per week is 14 hours, with a standard deviation of 2.0 hours. It is desired to estimate the mean viewing
asked by Genny 
Algebra
Please help ASAPPP!!!! I have no idea how to even start on this! f(x)=9x^3+2x^25x+4 and g(x)=5x^37x+4. What is f(x)g(x)? Show all of your steps and wrote your final answer in factored form. If someone could help me work through this problem that would
asked by Taylor 
Math
Let z=−93√−9i. When z is graphed in the complex plane, what radian angle does it make with the positive xaxis? What radian angles do z2, z3, and z4 make with the positive xaxis? z2: z3: z4: For what values of n does z^n lie on the positive xaxis?
asked by Please help ASAP! 
algebra
it costs $2000 to purchase a copier, and each copy costs $0.02 to make. what is the fixed cost? what is the variable cost? and what is the cost equation for c in the terms of x?
asked by salha 
physics
The (nonconservative) force propelling a 1.40 x 103kg car up a mountain road does 7.60 x 106 J of work on the car. The car starts from rest at sea level and has a speed of 22.0 m/s at an altitude of 2.50 x 102 m above sea level. Obtain the work done on
asked by Anonymous 
math
There are 40 slots in a roulette wheel,19 are red, 19 are black, and 2 are green. if you place a $1 bet on red and win, you get $2( your original point $1 and an additional $1) returned. what is the expected value of a $1.00 bet on red.
asked by Therese 
math
the angle of elevation of the sun is 27 degree.a man is 180cm tall.how long is his shadows?give your answer to the nearest 10cm
asked by favour 
english
"Welcome to New york" lyrics Walking through a crowd The village is aglow Kaleidoscope of loud Heartbeats under coats Everybody here Wanted something more Searching for sound we hadn't Heard before And it said Welcome to New Yory It been waiting for you
asked by sun 
algebra
A mortgage broker purchased two trust deeds for a total of $290,000. One trust deed earns 9% simple annual interest, and the second one earns 12% simple annual interest. If the total annual interest from the two trust deeds is $31,500, what was the
asked by megan 
chemestry
Sodium vapour lamps used for public lighting emitting 589 nm yellow light. Calculate the energy emitted by: an excited atom when it generates a photon at this wavelength and calculate the energy emitted by 0.1mol of excited Sodium atom at this wave length?
asked by laston 
FINANCIAL HELP
hello,,, We offer a variety of loans to individuals (personal loan) and cooperate bodies at an interest rate of 3% per annul.This is to help you meet your financial obligations, especially with the ongoing global financial crisis. We render out good loan
asked by wayne stephen 
Math
Let z=−93√−9i. When z is graphed in the complex plane, for what values of n does zn lie on the positive xaxis?
asked by PLEASE HELP ASAP 
math
a sum of 380 is divided between Kelvin and Winne.Kelvin spends 3/4 of the amount received,while Winner spends 2/5 of the amount received.if Winnie spends 32 less than Kelvin,how much does ach of them receive?
asked by Lawrence 
Us history
The reconstruction finance corporation aimed to
asked by Anonymous 
physics
A rotating door is made from four rectangular sections, as indicated in the drawing. The mass of each section is 70 kg. A person pushes on the outer edge of one section with a force of F = 74 N that is directed perpendicular to the section. Determine the
asked by regn 
math
the 9th term of an arithmetic sequence is 29. the 16th term is 50. what is the 20th term ?
asked by kadedria 
Chemistry
A gas is trapped in a balloon. The gas chambee is 1.0 atm, the volume is 0.066 L, and the temperature is 298 K. When the temperature is changed to 308 K and the pressure remains constant, what is the new volume of the balloon?
asked by Dominique 
Math
x P(x) 0 0.3 1 0.15 2 0.2 3 0.35 Find the standard deviation of this probability distribution. Give your answer to at least 2 decimal places
asked by Anonymous 
Math
Eric had 8 apples. He gave away 1/4 of them. How many apples did he give away?
asked by Maya 
physics
Spring of 20cm extend to 30cm under a force of 10N.what will be its total length when extended by a force of 10N?
asked by polao 
Life Orientation
ways that the human rights violation influence groups
asked by Tinyiko 
Physics
Initially a battery circuit consists of a 25 ohm load connected to a battery with 3 ohms of internal resistance and the circuit draws 1.5A of current. What is the terminal voltage and EMF of the batter? How much (%) power is wasted? Please help, this
asked by Alec 
English grade 7
Both words seem to fit: Though there has of late been a good deal of (countenance, agitation) for tax reform, nothing much has come of it so far.
asked by Anice 
Chemistry
Titration of 12.50 mL of HCl solution requires 22.50 mL of 0.1250 M NaOH solution. What is the molarity of the HCl solution?
asked by GraceW1 
Math
A mirror is 3 1/2 foot wide is hung in the center of a 9 foot long wall. How much wall space is left on each side of the mirror?
asked by G 
Math
Which is equivalent to the inequality shown below? z/2 (less than equal too)  15 a, x (x greater than equal too)  7.5 b. x (less than or equal too)7.5 c. x (greater than equal too)  30 d. x (less than equal too)  30 How do I solve this problem
asked by G 
Further maths
The first thirdd and ninth terms of am AP are the first three terms of a GP. If the seventh term of AP is 14, calculate (a) the 20th term (b) the sum of the first twelve terms of the GP
asked by Olivia 
english
traditional African marriage is an advantages for man only?
asked by Anele Charity 
ChemistryDr.Bob222
Like a equilibrium constants, the values of Kw depends on temperature. At body temperature (37 C), Kw= 2.4 x 10^14. What are the [H3O+] and pH of pure water at body temperature?
asked by Nevaeh 
math
A triangular traffic island has a base half as long as its height. The island has an area of 289 m2 . Find the base and the height.
asked by Anonymous 
Physics
If the average gauge pressure in the artery is 1.41E+4 Pa, what must be the minimum height, h of the bag in order to infuse glucose into the artery? Assume that the specific gravity of the solution is 1.04.
asked by Sam 
Calculus
Let 𝑆 be the region (in the first quadrant) bounded by a circle 𝑥^2 + 𝑦^2 = 2, 𝑦^2 = 𝑥 and the 𝑥axis (ii) Find the volume of the solid generated by rotating the region 𝑆 about the 𝑦axis (c) Find the surface area of the solid
asked by Desperate Student 
World History
Can somebody check over my answers my answers are : B;C;B;A;D;C;A;B;D;C;A;B;B;B;C;D;A;A;B;C;… C;D;1. Trench warfare caused the immobilization of troops on the (1 point)Western Front.Middle Eastern desert.Eastern Front.mountains in Russia.2. After the
asked by Joe 
math
If the store purchases an item at a wholesale cost of $3.50 per item, and it is sold at a retail value of $5.00 per item. What is the gross profit percentage of the item?
asked by alan 
Life orientation
Why is to difficult to stop human trafficking
asked by Tebza 
Physics
Imagine we have two identical batteries with emf = 1.8V and an internal resistance of 0.6 ohms. Now we connect the batteries to a circuit with total resistance of 50 ohms. What is the maximum amount of power we can dissipate in the 50 ohm load? what is the
asked by Suzy 
economics managerial
total revenue equation TR = 5000Q – 5Q2 and total cost equation C = 500 + 3Q2 Calculate this firm’s profit maximizing price, quantity, total revenue, total cost, and total
asked by Jhon 
math
trying to verify the volume of a rectanguler prism h=10 inches w=2 and the formula to find the volume is l.w.h not a math genius just trying to make sure i am calculating this correctly to find the lengh we had to divide the width of the prism so 2 inches
asked by meshel 
English
Andy and Kate are really good singers. They can dance well,too.  What does the first sentence above mean, #1 or #2? 1. They are prefessional singers and they sings well. 2. They are not professional singers. They just sing songs
asked by rfvv 
math
Factorise 3x^46x^3=
asked by johannes johannes 
life orientation
Activity 1 Research on hunan rights violation or discrimination
asked by provia 
English
Janet will play badminton on Monday. ============== How do you pronounce "Janet"? Is "Janet" pronounced [..nit] or [..nuht]?
asked by rfvv 
math
If there are 150 students in the club and a recent survey shows that 3 out of 5 prefer Tues. meetings, how many do not want to meet on Tues. ?
asked by kristen 
english
identify what the second metaphor compares Our song is a slamming screen door Sneakin' out late, tapping on your window When we're on the phone, and you talk real slow Cause it's late and your mama don't know Our song is the way you laugh, on the first
asked by sun 
Physics
a 2x10^6 point charge travels a distance of.002m between two parallel charged plates from the negative end toward the positive end. The field has a strength of 500 N/C What is the change in voltage?
asked by John 
science
What are the factors that influence the rate of reaction??
asked by Seragatlala Dakalo Oscar 
Mathematics grade 9
I'm so confused with the whole factorising process. Please help explain: How do we take out the highest common factors in the expressions: a)5ac+10ab25ad b)8m24mn c)30gh+15fg5fh
asked by Angelica Soso 
Maths
Solve z^5 =1 with the solutions in polar form. I've solved the equation z^5 =1, which I have Letz=r(cosθ+isinθ). Also,1=cos0+isin0. Sotheequationis (r(cosθ+isinθ))5 =cos0+isin0. how would i go about it with the negative 1 though?
asked by Emma 
english
"Welcome to New york" lyrics Walking through a crowd The village is aglow Kaleidoscope of loud Heartbeats under coats Everybody here Wanted something more Searching for sound we hadn't Heard before And it said Welcome to New Yory It been waiting for you
asked by sun 
world history
what merchants controlled most land and maritime trade route leading up to the 1400
asked by demetrius 
Chemistry
We did an experiment where we had to figure out the amount of water molecules in CuSO4xH2O (x being the value to find). If the stirring rod used was wet and was used to stir the beaker would this result in a higher x value? Is this a experimental or human
asked by John 
Physics
Calculate the kinetic energy of a car of mass 1200kg moving at 1.8m/s The car engine is Switched Off calculate the height the could rise up a hill before coming to rest if there is no energy loss due to friction assume g= 10N/kg Into what form has the
asked by Evans 
Math
Solve the polynomial: 2x + 2y^2 + 5y
asked by Kyria <3 
math
Malcolm wants to enlarge a 2inch by 3inch photograph by multiplying its dimensions by 5. How will the area of the photograph be affected?
asked by jhkobe 
Physics
If a car can accelerate at a rate of 15 m/hr/sec how long will it take the car to get to 65 m/hr from a dead stop?
asked by Quin 
Math
Need to figure out surface area of 144 times larger than 1928^2. SA=1928in^2 Answer in feet^2. My equation is SA = (1928in^2) (144^2) = 1928 x 20736 = 39,979,008 / 12in^2 = 3,331,584 ft^2 the correct answer is 251,712ft^2 can't seem to get it..........
asked by Garrett 
Calculus (easy)
What is the polar form of (22i)?
asked by Desperate Student 
math log rules / chem
hey so i have this equation i need to manipulate to solve for F concentration. E1 = constant  0.05916log[F] E2 = constant 0.05916log([F]+[Spiked]) E2E1=0.05916log(F+S) + 0.05916log[F] E2E1/0.05916) = log[F+S] + log[F] how do I solve for log[F] ???
asked by help me :( 
life orientation
identify three human right violation or discrimination
asked by THABISO 
Englidh
Like everyone else, I want to be well liked, but I will not (grovel,fluctuate)before public opinion when I am firmly convinced that it is wrong.
asked by Lisa 
Chemistry
Given the amount of limiting regeant that you started with, how many moles of solid product did you expect to produce? Started with 1.12g of iron LR  iron Equation is 2Fe + CuSo4 > Fe2So4 + Cu
asked by Worm 
Math
When rounded to the nearest hundredth which number equals0.61
asked by Anonymous 
Functions
Write an equation for a graph if period = 180, and amplitude = 6.. Given this information, is 6tanx not a proper answer? The back of the book says that the answer is 6sinx (2x)
asked by AlphaPlus 
history
What is the biggest secret if jose rizal??
asked by jj 
Math
What is the probability that washing dishes tonight will take me between 11 and 14 minutes? Give your answer accurate to two decimal places. please help out
asked by Anonymous 
Physics
A car is moving such that its kinetic energy is 6.20×105 J. The car accelerates and the engine does 2.90×105 J of work to accelerate the car. What is the final kinetic energy of the car? Ignore energy lost to friction. (Your answer must be accurate to at
asked by Anonymous 
Math
0foot ladder is leaning against a wall. The base of the ladder is 2 feet from the base of the building. How far up the building does the ladder fall
asked by Anonymous 
Geography
Three main causes of human induced climate change include the following... A. Greenhouse gases, solar output, and deforestation B. Land use changes, greenhouse gases, and the Milankovitch cycles C. Aerosols, greenhouse gases, and solar output D. Aerosols,
asked by Help 
Geography
Cause of military overthrow of Nigeria's government in 1980's. I think that it could be that there was pressure on the military because people wanted democratic elections? And the military general didn't want that? The textbook didn't go into details so it
asked by Sand 
Brand packaging and design
12. Rico and Liz are analyzing a project scope. Rico says they should consider the brand's message, identity, and architecture. Liz says they should consider the brand's hierarchy, sustainability, and the impacton the packaging design. Who is correct? A.
asked by Anonymous 
Analytic Geometry
Find the coordinates of the foci, the ends of major and minor axis, the ends of latus rectum then sketch the graph of y^2/169 + x^2/144 =1 (i need the anwers to that i will have an idea on how to solve the remaining !@#$%^&.)
asked by ej 
Math
There are 6 red, 9 blue, and 5 green marbles in a bag. Samantha reaches into the bag and chooses one marble. Which color has a 1/4 chance of being chosen? Explain how you know your answer is correct.
asked by Maryjean 
algebra
There are 6 students in a club. For a certain activity, 4 of the students need to form a separate group. How many ways can this group of 4 students be formed?
asked by math 
Computing
How can you count the number of items in the array  what do you have to add to this code? Click the button to sort the array. Try it var fruits = ["Banana", "Orange", "Apple", "Mango"]; document.getElementById("demo").innerHTML = fruits; function
asked by Anonymous 
math log rules / chemistry
hey so i have this equation i need to manipulate to solve for F concentration. E1 = constant  0.05916log[F] E2 = constant 0.05916log([F]+[Spiked]) E2E1=0.05916log(F+S) + 0.05916log[F] E2E1/0.05916) = log[F+S] + log[F] how do I solve for log[F] ???
asked by help me :( 
Physics
An egg is thrown from the top edge of a 22.9 m high building down onto an unsuspecting person standing on the ground 6.2 m from the base of the building. If the egg is tossed horizontally, at what speed, in m/s, must the egg be thrown such that it lands on
asked by Melissa 
algebra
16oz of nails is to be made of a combination of nails one that costs four dollars per oz and another that costs eight dollars per oz. How many oz of each kind of nails would you need to equal 16oz of a mixture of nails that costs seven dollars per pound?
asked by james 
Citations
For these webpages, how can I write an mla format bibliography for each one of them? geology. com/articles/marcellusshale.shtml healthresearchfunding. org/marcellusshaleproscons/ marcellusshale. us/
asked by Kaai97 
carpentry
my patio is 30ft by 10 ft. How many 12"by12" square stone steps do I need?
asked by ivey 
Physics
If a car can accelerate at a rate of 15 m/hr/sec how long will it take the car to get to 65 m/hr from a dead stop?
asked by Anonymous 
Maths
Tom reads that each seedling he is planting needs an area of 150 square centimetres of garden. Tom has 80 seedlings to plant. What is the total area of garden the seedlings will need? Give the area in A: Square Centimetres or B: Square Metres
asked by Bobby 
american history
Which of the following describes the ideas of W.E.B. Du Bois on civil rights? A. Equal rights were not a privilege that needed to be earned and society as a whole should carry the burden of achieving equality. B. African Americans should focus their energy
asked by Hi 
math
Jay purchased a new leather jacket on sale at a 40% discount. The origanal list price was $320. What wad the amount of the discount. I just need to learn how to do this kind of question because my teacher did not teach me this.
asked by Nevaeh 
Maths
A pool holds 12000 L of water. to empty the pool ,water is pumped out at the rate of 150 L/min. how long does it take to empty the pool?
asked by rik 
English
Confusing which one fits? Like everyone else, I want to be well liked, but I will not (grovel,fluctuate)before public opinion when I am firmly convinced that it is wrong.
asked by Anice 
Statistics
A test has a mean of 150 and a student performed 1 standard deviation above the mean. What score did the student have on the test?
asked by Anonymous 
math
Is it necessary to rename if you are subtracting 4 1/4 2 1/4? why
asked by zmoli 
History
who was the 34th president who had no taxes
asked by awesome 
Math
lisa used 4/5 cup of flour with 1/3 cup of salt when cooking. how many cups of flour will she need if she uses 1 cup of salt?
asked by Razan 
Math
A dress cost $12 more than a shirt. Yasmin bought 3 such dress and 5 similar shirt for $356.hoe much did she pay for each shirt? I just can't work it out :( so I total 3 dresses most $36 more than the shirt.. Then. I am lost.
asked by Sera 
Analytic Geometry
How can i identify in the graph of an ellipse where is b, a, c, the vertices, the foci, the latus rectum, the essentricity and the directrix. Please reply. Needed for my studies tonight :/ midterm exam tom. :/
asked by Earis 
Dosage calculations
1000 mL has been infused in 8 hours at 150 ml/hr. After 3 hours, how many have been infused? 1000/8 = 125 ml 125 x 3 =375ml? Therefore after 3 hours 375ml has been infused Is this correct?
asked by John 
Analytic Geometry
find the coordinates of the foci, the ends of the major and minor axis and the ends of the latus rectum. sketch the graph x^2/25 + y^2/9 =1
asked by Earl 
science
can you please tell me some alkalis you would have in your house xxx
asked by Anonymous 
mathematicsabstract equations
x+y+√z=148 x+√y+z=82 √x+y+z=98 find x,y,z given that x,y,z are all positive integers. Please i need the solution #thanks
asked by P1 
math
Wha is a vertex, a focus, an eccentricity, and a latus rectum
asked by ej 
science
the solubility of an unknown substance is 120 grams of water at 70 degrees celsius. What is it?
asked by Justin 
math
 x + 1  + 6 = 3
asked by Sally 
stats
Given a normal population whise mean is 50 and whise standard deviation is 5, find the probability that a random sample of 25 has a mean greater than 52.
asked by Anonymous 
Science
Hi, I have to revise for an upcoming test and I was a little bit confused about selective breeding. Please help Jiskha :)
asked by Stoof 
Maths
280
asked by Derese Dewiso 
life orientation
3human rights violation or discrimination
asked by Anonymous 
Science
what volume of NH3 gas at s.t.p. is required to neutralise 40cm3 of 2M H2SO4?
asked by Anonymous 
Science
What is water vaper
asked by Addison 
Science
calculate the weight acting on an object of mass 10kg Taking g=10m/s
asked by EDGAR 
Physics
A block of mass M=0.525kg is floating stationary in a beaker of water. A string connected to the bottom of the beaker holds the block in place. The tension in the string is 7.10 N. The bottom of the block is floating a distance h=1.66cm above the bottom of
asked by Emily 
Math
The school bus will be either be on time ir late. The probability that it will be on time is therefore 0.5.
asked by Kayla 
physics
A uniform magnetic field is establish perpendicular to the plane of a loopof radius 14cm.Resistance 40ohmn, and negligible selfinduce.The magnitude of the field increase at a rate of 400mT/s. (i)Find the induce emf in the loop (ii)the induced current in
asked by Christopher livinda