Questions Asked on
December 13, 2016

ELA
What is the implied main idea of the passage>
asked by KK 
Prealgebra PLease help
1. Rename 4/7 as a percent. Round to the nearest tenth of a percent if necessary. A. 47% B. 1.8% C. 57.1% D. 28% 2. Rename .709 as a percent. A. 709% B. 70.9% C. 79% D. 7.09% 3 is 1/3 is equvulant to 33 1/3% what percent is equvalnet to 2/3? A 33 2/3%
asked by Ski 
Social Studies
17. How are the viewpoints of Turkey's urban and rural population likely to differ regarding the role of women in the society? Explain.
asked by Help 
Language arts 7
Joe magarac, Man of steel 8. In section 1, what does the author mean when he says joe magarac is a folk hero? A. Joe was a real man who spent his whole life in the steel mills of Pittsburgh. B. Joe was a mysterious figure who vanished without a trace. C.
asked by Lily 
science
Explain how a mutation in an individual's DNA occurs, and describe the effect it may have on the individual's traits.
asked by brandi 
SS HELP FAST!!!
So, I Need Help On This One, I'd Like It If You'd Just Say What You Mean and Not Site a Site or anything like that, But, HELP!. The growth of China’s economy has caused pollution problems. Explain why the government continues to use coalfired power
asked by Agala 
ELA
1. What is the implied main idea of the passage? (1 point) Harriet and the fugitives only survived because of the kindness of others.Harriet worked hard to ensure the fugitives survived the harsh winter.Harriet and the fugitives wished they could go back
asked by KK 
Math correct me
5.The sales tax rate 6.3%. a. find the tax paid for a pair of earrings with a list price of $77 b. what is the total cost of the pair of earrings? $4.85;$77.79 $4.85;$81.85 ••• $0.49;$77.49 $0.49;$81.85
asked by Lily 
Science 8 A
5. Which of the following types of pollution cannot be attributed to car and truck emissions? A. Acid rain B. Sedimentation C. Ozone D. Photochemical smog I think it is Ozone.
asked by Joshua Gaspie 
math
Use cross products to see if each pair of ratios forms a proportion. Replace each box with = or ≠.
asked by annnoynmususususu 
Math Percents: Please help!!
A bike was originally 240 but the price was marked up 15%W What is the new price of the bike? a) $250 b) $264 c) $268 d) $276 I think it is b. Am I right?
asked by Daisy and Lincoln for life!!! 
English help please!!!
18. The author of “HipHop Planet” uses the image of the candy box with a ribbon tied around it to describe the highways of Dayton, Ohio because (1 point) it shows how quickly hiphop music commercialized.
asked by Nausicca202 
social studies
which Enlightenment thinker taught that life is "brutish" and societies need strong rulers? a) Thomas Hobbes. b) John Locke c) JeanJacques Rousseau d) Voltaire
asked by Anonymous 
Language arts Correct my answer
The salesperson ignored Lisa. He was helping an older customer. Which sentence best combines the two sentences using a participial phrase? A. Lisa was ignored by the salesperson as he helped an older customer B. An older customer was being helped by the
asked by Lily 
English
Read the following sentence: We should probably call the neighbors about that barking dog running through their yard. Which of the following correctly describes the verbal and its function in this sentence? Barking is a present participle describing the
asked by Please Help 
History
What idea did the twentieth century leaders adopted from Henry David Thoreau? Civil disobedience Different drummer theory Inner light Individualism
asked by Hihicat 
Science
1.In which temperature of water did the food coloring diffuse faster? 2.Using your knowledge of the motion of molecules, explain the results. I'm doing a discussion and I need help, can someone help me please and thankyou :)
asked by JP 
Math
Construct a triangle ABC such that BC = 5.2cm,AB=4.8cm and median CM=3.6cm.
asked by Satyam 
American Government
Consider the expressed nonlegislative powers related to patents and copyrights. Why did the founding fathers include these ideas in the expressed powers of Congress? How have patents and copyrights contributed to U.S. History an identity?
asked by Anonymous 
business
I can only put away $2,000 a year. I am 25 and plan on retiring at 65 and earning 5%. How much will I have in 40 years?
asked by sil 
Social Studies 7th Grade
Check my work please! Although India ahs only 16 official languages, people there speak more than ________ language. 1.30 2.50 3.100 4.800 I belive the answer is 1.
asked by Help! 
algebra
Given the parent function of f(x) = x3, what is the value of h in the translated graph of f(x − h) + k?
asked by chelsea 
Calculus AB
The position function of a particle in rectilinear motion is given by s(t) = 2t^3  21t^2 + 60t + 3 for t ≥ 0. Find the position and acceleration of the particle at the instant when the particle reverses direction. Include units in your answer. So I've
asked by Anon 
Mathematics
Can someone check my answers? 1. For the data in the table, does y vary directly with X? If it does write an equation for the direct variation.(X,y) (8,11) (16,22) (24,33) Yes y=2.75x Yes y=0.6875x*** Yes y=1.375x No y does not vary directly with X ** (For
asked by Olivia 
chemistry
1. Silicon dioxide reacts with carbon upon heating to produce silicon carbide (SiC) and carbon monoxide. SiO2(s) + 3C(s) = SiC(s) + 2CO(g) a. What mass of carbon is required to react completely with 15.70 g of SiO2? b. When 152 g of SiO2 reacts with excess
asked by Luke 
English!!
18. The author of “HipHop Planet” uses the image of the candy box with a ribbon tied around it to describe the highways of Dayton, Ohio because (1 point) it shows how quickly hiphop music commercialized. the character of Henry really likes candy.
asked by Gina 
Math!!! 6th grade
For a class trip 114 students are put on 4 busses.At this rate how many students would be on 8 busses?
asked by all hail, you! 
Math Interest rates/percents
Calculate the simple interest for each situation. Which choices have a simple interest grater than $800. Select all that apply: $2,000 at 6% for 7 years $4,500 at 3% for 6 years $1,400 at 6% for 9 years $5,000 at 7% for 3 years $800 at 15% for 5 years I
asked by Ok I Am Yasmine 
American Government
PLEASE HELP URGENT How has the power of congress evolved through the Necessary and Proper Clause? What role did McCulloch v. Maryland play in this evolution?
asked by Anonymous 
Algebra
the foci of the ellipse given by the equation 100x2 + 25y2 = 2500?
asked by Aaron 
Social Studies, Civil War
Most of the questions have maps or images to go with them, I answered those but I need help/answers checked on the ones that don't. I need to get a good grade on this so I can finally get out of this stupid online school!!! What was the importance of slave
asked by UrgentHelpNeeded 
American Government
Which process came under scrutiny during the 200 presidential election of George W. Bush? (1 point) A) Due process B) Electoral College C) Declare war D) Legislative process
asked by Samantha 
gms
Which is a reasonable first step that can be used to solve the equation mc0021.jpg?
asked by jahh 
History
Why were woman fighting for suffrage? Because they wanted to end abuse towards woman Because they wanted to win the right to vote
asked by Hihicat 
Algebra
For the following system, if you isolated x in the first equation to use the Substitution Method, what expression would you substitute into the second equation? −x − 2y = −4 3x + y = 12 −2y − 4 2y − 4 2y + 4 −2y + 4  I think it'd be this
asked by anonymouse 
chemistry
The first order rate constant for the decomposition of N2O2 of 0Cis 5.2*10/6 per minute. If the activation energy is 6200J/mol, calculate the rate constant at 25C
asked by hadiza 
Physics
The Speed Of A Train Is Reduced From 80km/h To 40km/h In A Distance Of 500m On Applying The Brakes (I)how Much Further Will The Train Travel Before Coming To Rest (II)assuming The Retardation Remain Constant,how Long Will It Take To Bring The Train To Rest
asked by Victoria 
Physics
A dart is loaded into a springloaded toy dart gun by pushing the spring in by a distance d. For the next loading?the spring is compressed a distance d/3. How much work is required to load the second dart compared to that required to load the first?
asked by Gio 
hydraulics
Arock weighs 1000N in air and 609N in water.Find its volume.
asked by Melaku 
Chemistry (just need someone to check my answer)
When iron metal reacts with oxygen, the reaction can form Fe2O3. Write a balanced chemical equation for this reaction, and find the number of moles of oxygen that are needed to form 6 mol of Fe2O3. My answer: 9 moles of oxygen
asked by Zoella 
precalculus
Find a polar equation of a hyperbola with its focus at the pole, an eccentricity of e=5/4 and directrix at y=2.
asked by Anonymous 
AP Chemistry!!!
Explain the reaction that would occur in a galvanic cell between solutions of Al3+ and Pb2+. Identify the oxidation and reduction reactions and the location of each reaction. Then, use the standard reduction potential tables to determine the cell
asked by Callie 
Chemistry
Show calculations (labeled with units) needed to prepare 25 mL of 0.20 M Pb(NO3)2 and 25 mL of 0.20 M NaI.
asked by Jeb 
Math
1. A box of crackers has a mass of p kilograms. When empty, the box has a mass of 200 grams. What is the total mass of the crackers in 5 such boxes? Express your answer in kilograms. (seems to me like the empty box part of this is there just to throw you
asked by Anonymous 
American Government
Which of the following international actions may a president do without congressional approval? (2 points) Select all that apply. A) Negotiate executive agreements B) Make treaties C) Declare war D) Engage the military in combat operations
asked by Samantha 
Chemistiy
Check if im right please. a. oxidation occurs at my anode ____ ** Voltaic Cell b. You can use standard reduction potential table to calculate how much voltage it takes to operate me____ **Both voltaic cell and electrolytic cell
asked by Stacy 
Math
Guess my rule Fit the rule AEFHIKLMN Do not fit the rule BCDGJOp
asked by Neil 
Algebra math
Determine whether the graphs of the equations are parallel,perpendicular,or neither Y=x+2 Y=x3
asked by Baaba 
business
• I want to be able to have $50,000 a year during retirement. I want to make sure that I can have it until I am 100 years old. I plan to retire at 65. I can earn 5%. How much do I need to have at retirement to be able to make it?
asked by sil 
Conditional Probability
A certain virus infects one in every 600 people. A test used to detect the virus in a person is positive 90% of the time if the person has the virus and 10% of the time if the person does not have the virus. Let A be the event "the person is infected" and
asked by SHANNON ANHEUSER 
precalculus
Find the polar equation r=8cos3theta, find the maximum value of lrl and any zeros of r. Verify your answers numerically.
asked by Anonymous 
Spanish
Write complete sentences to find out about the following people in spanish class. 1. Claudia y yo/estar/ cerca de la puerta? 2. La maestra/estar/contenta? 3. Los estudiantes/estar/ocupados? 4. Tu/estar/ delante de Ana? 5. Yo/estar/detras de Miguel? Can
asked by London 
statistics
a normal distribution has a mean of 20 and a standard deviation of 10. Two scores are sampled randomly from the distribution and the second score is subtracted from the first. What is the probability that the difference score will be greater than 5?
asked by Velvet 
Algebra
The cost of producing 4 metal units is $204.80. The cost of producing 8 units is $209.60. What will it cost to produce 14 units?
asked by A 
American Government
How have the war powers evolved since World War II?
asked by Anonymous 
English
Posted by rfvv on Tuesday, December 13, 2016 at 7:27am. 1. A flower shop is a shop where people buy flowers. 2. A flower shop is a shop where people buy a flower. 3. A flower shop is a shop that people buy flowers. 4. A flower shop is a shop people buy
asked by rfvv 
precalculus
can you check my work? Find a polar equation of a hyperbola with its focus at the pole, an eccentricity of e=5/4 and directrix at y=2. answer: r=ek/1+esintheta r=(5/4*2)/1+5/4sin theta r=5/2(1+(5sintheta)/4)
asked by Anonymous 
Anyone good with probability??
Mark, Carrie, Max, and Jane are doing a probability experiment in math class. They flip a coin 200 times and record their results. Heads:120 Tails:80 Question 2 on their lab sheet asks for the theoretical probability of flipping heads. They come up with
asked by Ann 
Physics
A dart is loaded into a springloaded toy dart gun by pushing the spring in by a distance d. For the next loading?the spring is compressed a distance d/3. How much work is required to load the second dart compared to that required to load the first?
asked by Giovanni 
ALGEBRA 2
Find the function rule for g(x). The function f(x) = x2 . The graph of g(x) is f(x) translated to the right 8 units and down 7 units. What is the function rule for g(x)?
asked by KEN 
Maths
The size of a parcel despatched through the post used to be limited by the fact that the sum of its length and girth (perimeter of the cross section) must not exceed 6 feet. What was the volume of the largest parcel of square cross section which was
asked by Scotty 
mathes for management
Use gauss Jordan elimination method to find solution set of 4x+5y+3z=23 3x+2y+z=10 2x+5yz=9
asked by legesse 
Physics
A block slides down a frictionless 3m long inclined plane making 10 degrees with the horizontal. The block starts from rest. Find acceleration of the block and its speed at the bottom.
asked by Gio 
American Government
"The judicial Power shall extend to all Cases, in Law and Equity, arising under this Constitution, the Laws of the United States, and Treaties made, or which shall be made, under their Authority..." Read the passage. How does the Constitution establish the
asked by Samantha 
math
what is the best estimate for the sum of 5/12 + 2/5
asked by Payton 
Math Tax Rates/Percents
Calculate the tax for each given rate. Select the rates with tax greater than $3. $45: Tax 7% $80: Tax 2.9% $66: Tax 10% $29: Tax 11% $55: Tax 4.5% My answers: The first one The third one The fourth one Am I correct??
asked by Violet Exowon 
Sciencey Mathy Stuff
A machine with 80% efficiency does 4,000 J of work. Using the machine how much work did you do? NEED HELP! PLZ REPLY SOON
asked by NYB 
precalculus
Find the polar equation r=8cos3theta, find the maximum value of lrl and any zeros of r
asked by Anonymous 
Maths
The diagram shows a 6 kg block resting on a rough horizontal table. It is connected by light, inextensible strings passing over two smooth pulleys to two blocks of masses 2kg and 5kg which hang vertically. Calculate the coefficient of friction between the
asked by John B 
English
What is the importance of an individuals response to conflict? I have somewhat an idea but I would like to have different perspectives of people on this question so I can somewhat incorporate it into my response.
asked by Emily 
English
1. He likes growing flowers. 2. He likes growing a flower. 3. He likes growing the flower. (Are they all in generic use? I mean 'flowers, a flower, and the flower'.)
asked by rfvv 
Math
There were 20 at a round table at dinner, each of whom shook hands with the person on his or her immediate right and left.At the end of dinner, each person got up and shook hands with everybody except the people who sat to his or her immediate right or
asked by Ellie 
Math
A length of metal pipe has a circumference of 2.5 inches. the pipe is 1/16 inches thick. a gas fitter needs to know the inside diameter of the pipe to calculate the gas pressure. What is the total diameter of pipe including metal? how much of the diameter
asked by Hana 
Math grade 6, twopart problem
Amy,nicholas,cindy and calvin shared $60 amy received 1/2 of the total amount of money received by nicholas,cindy and calvin.nicholas received 2/3 of the total amount of money received by cindy and calvin.cindy received 3 times as much as calvin. A. How
asked by Peachie 
Math
A family has 3 children. Their first child was a girl. What I'd the probability that the two children are of different gender?
asked by Ana 
precalculus
.(a)Determine the number of degrees the axis must be rotated to eliminate the xy term of the conic x2+6xy+y26=0. (b)Graph the conic in part a and use a graphing utility to confirm your result.
asked by Anonymous 
Math
Jessica earned a total of $647 in simple interest from two seperate accounts. In an account earning 9% interest, Jessica invested $2,300 more than twice the amount she invested in an account earning 2%. How much did she invest in each account?
asked by Clayton 
Physics
A force of 1500 N (pull) is applied to a 200kg crate at an angle of 20 degrees above horizontal. The coefficient of static friction is .65 and the coefficient of kinetic friction is .43. Does the crate move? If so, what is its acceleration?
asked by Anonymous 
Math
Orin has driven 150 miles in the past 8 hours write an algebraic expression to show how many miles are in drove each hour
asked by Anonymous 
American Government
What is the purpose of executive departments? (2 points) Select all that apply. A)To advise the president B) To create executive policies C) To carry out executive policies D) To create executive orders I don't have any guesses on what the answers might be
asked by Samantha J 
English
1. The book Turtles A Complete Pet Owner's Manual has helped me learn how to take care of Pokey. 2. Don't you agree with me Wanda that a turtle makes a good pet The following sentences lack necessary periods, question marks, exclamation points, commas,
asked by Hayden 
Chemistry (PLZ HELP)
Aluminium can be produced by the thermal decomposition of aluminium oxide. What mass of aluminium would be produced from 3.5kg of aluminium oxide?
asked by Anonymous 
Math
The table shows the number of volunteers that work at a radiothon for different numbers of hours . How many volunteers can be expected to go to work for 9 hours?
asked by Andre 
Math
I tried answering this and pending how I read it I get several answers. Any help out there 1. A box of crackers has a mass of p kilograms. When empty, the box has a mass of 200 grams. What is the total mass of the crackers in 5 such boxes? Express your
asked by Travis 
physics
an annular ring starts from rest and rolls without sliding down a hill from a height of 22.5m. it has an outer radius from 1.0 m and an inner radius of 0.50m. if the moment of inertia of an annular ring in I=1/2M(ro^2 + ri^2), what is th elinear velocity
asked by Josue 
probability
The population of 1500 construction trucks has load distributed normally with 6 tons and the standard deviation of 1 ton, find the probability that its load greater than 7
asked by lola 
precalculus
will someone please check my work? find two sets of parametric equations for the given rectangular equation x+y^2=4 x=y^2+4 y=t^2 x=t^2+4 x=t^3 y=t^3+4 Find a polar equation of an ellipse with its focus at the pole an eccentricity of e=1/4 and
asked by Anonymous 
chemistry
A hydrochloric acid So of concentration 1mol/l and a solution S1 of concentration C1= 2×10^2 mol/l to be prepared from So. The available materials are given below: ● Volumetric pipet: 5ml, 10ml, 20ml ● Beakers: 100ml, 250ml, 500ml ● volumetric
asked by angy 
Health
Is hitting a golf ball skillbased or healthbased
asked by Mane 
pre calculus
can you check my work? find two sets of parametric equations for the given rectangular equation x+y^2=4 x=y^2+4 y=t^2 x=t^2+4 x=t^3 y=t^3+4 Find a polar equation of an ellipse with its focus at the pole an eccentricity of e=1/4 and directrix at y=4.
asked by Anonymous 
science
how high a cube of wood would float in water if it was 1/4 the density of that water.
asked by heles 
Science
The Speed Of A Train Is Reduced From 80km/h to 40km/h In A Distance Of 500m On Applying The Brakes Calculate (I) How Much Further Will The Train Travel Before Coming To Rest (II) Assuming The Retardation Remain Constant,how Long Will It Take To Bring The
asked by Victoria 
Science
What Is lever.
asked by Dhruv shrma 
English
1. A flower shop is a shop where people buy flowers. 2. A flower shop is a shop where people buy a flower. 3. A flower shop is a shop that people buy flowers. 4. A flower shop is a shop people buy flowers. 5. A flower shop is a shop people buy some
asked by rfvv 
algebra
a radiator contains 25 quarts of a freeze water and anti freeze solution ,of which 60% anti freeze. how much of this solution should be drained and replace with water for the new solution to be 40% anti freeze?
asked by ping 
precalculus
Find the polar equation r=8cos3theta, find the maximum value of lrl and any zeros of r. Verify your answers numerically.
asked by Anonymous 
Grade 6
every week henry gets $2.50 more for his allowance than jimmy does. They spend $6 on snacks and save the rest. Henry saves $72, but jimmy saves only $52. How many weeks does it take henry to save $72? How much money does jimmy get every week?
asked by Peachie 
Math Help
Given the functions of f(x)=(x3)/(x9), g(x)=9x+3, find (gof)(x).
asked by Laura 
precalculus
can you check my work? Find a polar equation of an ellipse with its focus at the pole an eccentricity of e=1/4 and directrix at y=4. answer: √(x^2 + y^2) / (y  4) = 1/4 4√(x^2 + y^2) = y  4 4r = r sin θ  4 (sin θ  4) r = 4 r = 4/(sin θ  4)
asked by Anonymous 
Math  Algebra
A Caterer has 8 cups of red candies. How many cups of white candies must she add to the red candies to create a candy mix that is 30% red candies.
asked by Ethan 
physics
a 1.0 m long rope with a mass on one end swings in a horizontal circle such that the speed of the mass is 1.5m/s. what is the period of motion?
asked by Josue 
Math
Simplify cos(x+y)cos(xy)
asked by Jenny 
math
A basket at a baby shower contains 10 bottles of pink nail polish numbered 1 through 10, and 11 bottles of red nail polish numbered 1 through 11 one is drawn from the basket at random
asked by Anonymous 
Algebra II
Bill's Sporting Goods makes baseballs and softballs. In a given week they can manufacture no more than 70 balls. When setting equipment, they have to make at least 20 baseballs and at least 10 softballs. They make 6$ for each softball sold and 5$ for each
asked by Chris 
Chemistry
Determine the volume of a 0.1 M solution of HCl, necessary to titrate 20 mL of a 0.5 M solution of NH3. The value of Kb is 1.8 x 105.
asked by Melanie 
I THINK I FIGURED IT OUT!
Pretend you have 2 triangles that are similar. Triangle 1 has sides that are 18 and 24. Triangle 2 has sides that are x and 6. What is the value of x? 6 8
asked by Harriet 
political science
1) Scenario: The President appoints Dan Evans to Senator Adams' seat when Adams resigns due to a personal scandal. This scenario is: a) Constitutional, because it is within the President’s powers to appoint Senators when one dies or resigns in the middle
asked by Alex 
precalculus
6.Find the standard form of the equation of the hyperbola with vertices (0±3) and asymptotes (y=±3/2x)
asked by Anonymous 
Trig Question
Find solutions of the following equation which lie in the interval [0,2pi): 6cos(3theta)/(2)+3=0
asked by Amy 
math
1) It takes 4/3 cans of paint to paint 12/3 lockers in the 7th grade hallway.How many cans does it take to paint one locker? a. 48/9 cans B. 36/12 cans C. 1/3 cans D. 9/48 cans 2)Carlos is adjusting a balance of scale that reads 0.45kg.He will need to add
asked by super me 
Algebra
Find the range of f(x)=4.7+1 for the domain {1,3,5,8} ^thats all the problem says, HELP^
asked by Julia 
precalculus
find two sets of parametric equations for the given rectangular equation x+y^2=4 can you check my work? x=y^2+4 y=t^2 x=t^2+4 x=t^3 y=t^3+4
asked by Anonymous 
Physics
What Is Simple Harmonic Motion (SHM)?
asked by Ayo 
viscosity
Liquid has a specific gravity of 9.54, What is the centipoise value?
asked by mike 
Math
I have 3 16 cubes looking for different ways to roll the sum of 12, How many ways will it be?
asked by Dani 
physics biology chemistry and ict
WHAT ARE THE ALLOTROPES OF ANTIMONY
asked by SEINI OUSMAN 
math Venn diagram
In a small school of 100 students 70 like red, 50 like blue and 10 like yellow. If told that the 10 students who selected yellow do not like red or blue. How many students like red and blue?
asked by Stacy 
Accounting
7. If the net present value of a project equals zero _______________. (Points : 1) the project should be considered the project should not be considered then someone made an error in the calculation then a balanced scorecard should be adopted to compensate
asked by Jenny 
Family Development
What is the difference between a highimpact problem and a lowimpact problem?
asked by Roberto 
Health
Specialists who review patient charts and assign diagnosis codes in addition to codes for the procedures and services received are called
asked by Joe Spelding 
math
divide the 300Rs between hina and rina such that rina gets 100 less than 3 times what hina gets?
asked by hassan 
Global History
1. It is often said that Islam is more than a religion, it is a way of life; and followers of Islam belong to an abstract world community. To what extent and in what ways is the Islamic world a distinct and coherent civilization— even to this day? How
asked by Zach 
math
Amy & Ashley bike along the same trail. Amy bikes the entire trail at 20mph & Ashley bikes at 15mph. Amy finishes 8 minutes before Ashley. How many miles long is the trail?
asked by dave 
Physics
A table is supported against a wall forming an angle with the vertical. The coefficient of static friction between the table and the floor is (μe). The frictional force of the wall on the board may be neglected. Find an expression for the maximum value
asked by Karen 
Random question
So im doing an experiment, putting tums in vinegar, and when i did, the tum fizzed up and bubbled and disentegrated. Would this be endothermic or exothermic. Endothermic right?
asked by Anonymous 
introduction to psychology i
one advantage of using tests in research rather then laboratory observation is the usefulness of
asked by brenda 
physics
A panel is supported on supports a and b. A 60kg person walks on the board from point a. Despise the deformation of the table A) find its expression for the magnitude of the force exerted by each support in function x of the person B) in what position
asked by daniela 
precalculus
Can you check my answers? find two sets of parametric equations for the given rectangular equation x+y^2=4 x=y^2+4 y=t^2 x=t^2+4 x=t^3 y=t^3+4 Find a polar equation of an ellipse with its focus at the pole an eccentricity of e=1/4 and directrix at
asked by Anonymous 
precalculus
how many degrees does the axis need to be rotated to eliminate the xy term of the conic x2+6xy+y26=0.
asked by Anonymous 
Algebra
A rhombus ABCD has opposite vertices at A(3,2) and C(9,2). Find the equations of its diagonals. One of the other vertices is B(4,3). Find the fourth vertex D Equation of AC Equation of BD Coordinates of D
asked by Veronica 
ph
a disk rotates through an angle of 105 degrees. what is that in radians?
asked by Josue 
value
The Speed Of A Train Is Reduced From 80km/h To 40km/h In A Distance Of 500m On Applying The Brakes (I)how Much Further Will The Train Travel Before Coming To Rest (II)assuming The Retardation Remain Constant,how Long Will It Take To Bring The Train To Rest
asked by value 
Statitic
Assuming that boys and girls are equally probable find the number of families out of 1600 families each having 5 children, with 3 boys
asked by Hinal 
5th grade Science
How does water tempurature give a clue about what ocean layer it belongs to? (Please help!)
asked by Morgan 
math
A rectangular box is of length 2/5 m. It has a square base of area 9cm*cm. What is the greatest number of 2 cm cubes that can be cut from it?
asked by muskan 
Physics
Maximum height of the stone above the ground
asked by Fatimah 
Math
Ryan burned 315 calories in 30 minutes . If ryan works out for 1.5 hours , how many calories can he expect to burn?
asked by Andre 
math
Debra has 3600 of ribbon, how many pieces at 8 inches each will she get out of 3600
asked by Shelia 
math
A money bank has twice as many nickels as dimes. There is exactly $2.00 in the bank. How many nickels are there? Can you answer this and show me how you got it?
asked by Kelley 
precalculus
(a)Determine the number of degrees the axis must be rotated to eliminate the xy term of the conic x2+6xy+y26=0. tan2θ = B/(AC) how do I answer the question?
asked by Anonymous 
math! again
Find the GCF for each set of numbers. 28,42,56 3,5 4,5,6
asked by all hail, you! 
Algebra
If [ 3x 7 2y ] = [ 12 7 x+y ], what would the value of y be?
asked by BlindKid29 
i dont know
What are the most important concepts to remember when doing 6th grade (ADVANCE) exams?
asked by sawwa ^^ 
math
2 1/4 r =10?
asked by Plz Help 
statistics
0.95 degree of confidence find the confidence interval for the mean of the whole population
asked by fara 
statistics
0.95 of confidence find the confidence interval for the mean
asked by fara 
Math
4(3x  1)= 3 + 8x  11 2(t +2) + 5t= 6t + 11
asked by Retro 
maths
how do i make w the subject?!? 11w/4=1w
asked by Anonymous 
Alegrebra 2
What is an equation of a parabola with the giveb focus Focus:(2,0)
asked by Dani 
physics
A panel is supported on supports a and b. A 60kg person walks on the board from point a. Despise the deformation of the table A) find its expression for the magnitude of the force exerted by each support in function x of the person B) in what position
asked by daniela 
math
prove the identity cos x/sec xtan x=1plus sin x
asked by laston 
Physics Equilibrium
A table is supported against a wall forming an angle with the vertical. The coefficient of static friction between the table and the floor is (μe). The frictional force of the wall on the board may be neglected. Find an expression for the maximum value
asked by Laura 
physics
a large block with a madd of 5kg sits on top of a steep, frictionless hill, which has a height of 45m. what is the velocity of the block by the time it reaches the bottom of the hill?
asked by Josue 
Math
In simplist form why is 2^2/2^5 a fraction
asked by Lola 
MUSIC HELP PLEASE
Does anyone know of any upbeat violin bands (like with no words just a lot of violin) ????? Need it for a music project
asked by Nausicca202 
Chemistry
What group of elements were not on the original periodic table
asked by Anonymous 
English
1. The following students gave reports Carlos Sue and Alan 2. Tanay carved this beautiful soapstone cooking pot 3. Walter this is Ellen w ho has transferred to our school 4. Calling Simon’s name I ran to the door 5. The Wilsons’ new address is 3100
asked by HAYDEN 
Science
What acceleration does a 40 slug object acquired when 500 lbs force act on it
asked by Sggim 
Chemistry
How much Zn is mixed with 2HCl = ZnCl + H2 ?
asked by Joe 
physics
a 50 kg box sits on a scale in an elevator. the scale reads 400N. what is the acceleration of the elevator? (magnitude and direction)
asked by Josue 
precalculus
How would you describe the graph of the conic x^2y^2/4=1?
asked by Anonymous 
Maths
A coat cost 84 pounds It's price is reduced by 10 percent in a sale What is the sale price of the coat?
asked by Lola 
Science
A forrestry crane is lifting vertically a 2 tons log with a force F = ( 9 + 2 h) where h is the height. Draw the free body diagram with the forces and use work and energy conservation to determine the speed of the log when it has risen h=6m. Apply
asked by Anonymous 
MATH
Please solve 6/2(1+2)= 1
asked by HAYDEN 
Chemistry
Calculate the pH of a buffer made of a 0.4 M of acetic acid and 0.5M of sodium acetate. The Ka for the acetic acid is 1.8 x 105.
asked by Melanie 
Chemistry
Determine the variation of the buffer of the problem 1, if 200 mL of the buffer is added 10 mL of a 1.0 M solution of HCl.
asked by Melanie 
math
what is the difference in weight (in pounds) 100 gallons of water is 8.34 pounds per gallon and 100 gallons of gasoline at 0.71 kilograms per liter?
asked by pooh 
precalculus
sketch the curve represented by the parametric equations. Then eliminate and write the corresponding rectangular equation whose graph represents the curve. 10. x=t26 y=1/2t1
asked by Anonymous 
physics
Two forces act on an object. one has a magnitude of 4N in the y axis and the other has a 4N and is pointing 30 degrees below the posive x axis. what is the magnitude of the net force acting on the object?
asked by Josue 
Math fractions
How do you get from 4 22/15 to be 5 7/15. If some one can explain I keep breaking my head Thank you
asked by Jessica 
Statitu
Assuming that boys and girls are equally probable find the number of families out of 1600 families each having 5 children, with 3 boys
asked by Anonymous