Questions Asked on
November 1, 2009

Calculus
An airplane flies at an altitude of 5 miles toward a point directly over an observer. The speed of the plane is 600 miles per hour. Find the rate at which the angle of elevation tetra is changing when the angle is 30 degrees
asked by Anonymous 
college
What will the following pseudocode program display? Module main( ) Declare Integer x = 1 Declare Real y = 3.4 Display x, " ", y Call changeUs(x, y) Display x, " ", y End Module Module changeUs(Integer a, Real b) { Set a = 0 Set b = 0 Display a, " ", b }
asked by timi 
MATH
A pollster wants to minimize the effect the order of the questions has on a person's response to a survey. How many different surveys are required to cover all possible arrangements if there are 5 questions on the survey?
asked by MARIE 
chem
a 22.5g sample of (NH4)2CO3 (ammonium carbonate) contains _____ moles of ammonium ions?
asked by ashlee 
Calculus
a spherical balloon is inflated with gas at the rate of 500 cubic centimeters per minute. how fast is the radius of the balloon increasing at the instant the radius is 30 centimeters?
asked by Anonymous 
physics
a girl pulls a 12.0 kg wagon along by exerting a force of 15.0 N on the wagons handle, which makes an angle of 20.0 degrees with the horizontal. Friction provides a force of 11.0 N in the opposite direction. How long does it take for the wagon, which is
asked by arriell 
physicss
A 0.190 kg piece of copper is heated and fashioned into a bracelet. The amount of energy transferred as heat to the copper is 6.62 x 10^4 J. If the specific heat of copper is 387 J/kg x °C, what is the change in temp of the copper?
asked by arriell 
physics
A Ferris wheel with a radius of 9.61 m rotates at a constant rate, completing one revolution every 34.1 s. Calculate the magnitude of a passenger's acceleraton when at the top of the wheel.
asked by Emily 
Chemistry
Chlorine gas may be easily prepared in the lab according to the reaction: 2KMnO4(s)+ 16HCl(aq)> 2 MnCl2(aq)+5Cl2(g)+ 8H2O(l)+ 2KCl(aq) What mass of HCl is needed to prepare 1 mole of Cl2 gas?
asked by Christina 
physics
The distance from an observer on the plain to the top of a nearby mountain is 5.3km, and the angle between this line and the horizontal is 8.4 degrees. How tall is the mountain?
asked by britt 
Calculus
a bomb is dropped from an airplane at an altitude of 14,400 feet. how long will it take to reach the ground? (because of the motion of the plane, the fall will not be vertical, but the time will be the same as that for a vertical fall.) the plane is moving
asked by Anonymous 
physics
A horizontal 810N merrygoround of radius 1.70 m is started from rest by a constant horizontal force of 55 N applied tangentially to the merrygoround. Find the kinetic energy of the merrygoround after 2.0 s. (Assume it is a solid cylinder.)
asked by Z 
Chemistry
there are ___ molecules of methane (CH4) in 0.123 moles of methane? a. 16 b. 0.773 c. 2.46 x 10 2 d. 7.40 x 10 22 e. 6.02 x 10 23
asked by Pandorah 
math Algebra 2
An auditorium has 49 rows of seats. The first row contains 40 seats. As you move to the rear of the auditorium, each row has 3 more seats than the previous row. * I am pretty sure it involves both arithmetic series and explicit formulas but im not sure
asked by Anonymous 
space science
how does the size of the moon's core support the impact theory of the moon's formation? please help and thank you
asked by ned 
Chemistry
the formaula for the compound formed between aluminum ions and phosphate ions is??? a. Al3(PO4)3 b. AlPO4 c. Al(PO4)3 d. Al2(PO4)3 e. AlP
asked by lisa 
math
Angles x and y are located in the first quadrant such that sinx=3/5 and cosy=5/13. a) Determine an exact value for cosx b) Determine an exact value for siny
asked by Anonymous 
Math
To convert from kilometers (km) to meters (m), multiply by 1000. How many meters are there in 6.2 km?
asked by Anonymous 
Chemistry
Some drain cleaners contain a mixture of sodium hydroxide and aluminum which reacts with water as follows: 2Al(s)+2 NaOH(aq)+6H2O(l)>2Na[Al(OH)4](aq)+3H2(g) What mass of hydrogen gas can be produced when 5g Al reacts with sufficient NaOH and H2O)
asked by Christina 
physics
A new event has been proposed for the Winter Olympics. An athlete will sprint 150.0 m, starting from rest, then leap onto a 20.8 kg bobsled. The person and bobsled will then slide down a 46.0 m long icerecovered ramp, sloped at á=21.0°, and into a
asked by Anonymous 
advanced functions
Angles x and y are located in the first quadrant such that sinx=3/5 and cosy=5/13. a) Determine an exact value for cosx. b) Determine an exact value for siny.
asked by Anonymous 
Chemistry
a 22.5g sample of (NH4)2CO3 (ammonium carbonate) contains_____ moles of ammonium ions. A. o.468 b. 0.288 C. 0.234 d. 2.14 e. 3.47
asked by Peter 
Math
The following data set gives the difference between the winning and? losing scores in 50 randomly observed high school basketball games: 2, 12, 1, 2, 12, 5, 14, 2, 45, 9, 1, 8, 18, 28, 9, 4, 30, 16, 4, 12, 8, 13, 20, 9, 17, 13, 49, 17, 13, 4, 14, 2, 12,
asked by Anonymous 
Physics
Astronauts who spend long periods in outer space could be adversely affected by weightlessness. One way to simulate gravity is to shape the spaceship like a cylindrical shell that rotates, with the astronauts walking on the inside surface. Explain how this
asked by Sasha 
Chemistry
In the compound PtCl2(NH3)2, what is the percentage of the mass due to nitrogen?
asked by Timber 
Chemistry
How many molecules of carbon dioxide (CO2) are there in 88g of carbon dioxide? a. 1 b. 2 c. 88 d. 1.2 x 10 24 e. not enough info
asked by Dexter 
physics
When it is 10:00, the hour hand on an analog clock is 300 degrees ahead of the minute hand. How many minutes elapse (to three significant digits) before the minute hand next points in the same direction as the hour hand?
asked by Emily 
Geometry
I need help on a geometry proof!!!! If Line AB is parallel to Line DC and Line BC is parallel to line AD, prove that angle B is congruent to angle D. The picture is basically a square or parallelogram with line DC on the Top and Line AB on the bottom, and
asked by Emily 
math
question: find the points at which the graph of x^2 4x + y62 6y =12 has a vertical or horizontal tangent line. I found the deriviative to be (x2)/(3y) Then, the x value for a horizontal would be x=2 and the y value for a vertical would be y=3. But how
asked by alison 
Statistics
Among employed women, 25% have never been married. Select 10 employed women at random. What is the mean number of women in such a sample who have never been married? What is the standard deviation? I think the mean would be 2.5, but I'm not sure about the
asked by Sam 
PHYS
the water in a swimming pool transfers 1.09 x 10^10 J of energy as heat to the cool night air. If the temp of the water, which has a specific heat capacity of 4186 J/kg x °C, decreases by 5.0°C, what is the mass of the water in the pool?
asked by arriell 
Math
The price for 2 tickets with online service charges, large popcorn and 2 medium soft drinks at a sample of 6 theater chains: $36.15, $31.00, $35.05, $40.25, $33.75, $43.00 a) Construct a 95% confidence interval estimate for the population mean the price
asked by Anonymous 
Advance Biology
I need help writting exactly 25 words to describe the relationship between CFCs and the Earth's protective ozone layer.
asked by Jennifer 
Chemistry
a sample of C3H8O that contains 200 molecules contain how many atoms?
asked by ashlee 
Chemistry
What value of a measurement must be known if the accuracy of an experimental measurement is to be determined?
asked by Anonymous 
economics
I have an article for economics and it discusses how the housing starts fell short of economists expectations.It mentions that despite not reaching there goal, they did have a 0.5% increase in first time home owners. In your opinion do you think it sounds
asked by jake 
Physics
a projectile is launched with an initial velocity of 60 m/s at an angle of 30 degrees above the horizontal. how far does it travel?
asked by Anonymous 
Chemistry
Sulfur and fluorine react in a combination reaction to produce sulfur hexafluoride: S (s) + 3F2 (g) SF6 (g) What is the minimun number of moles of fluorine gas needed to completely react with 16 g sulfur? a. 1 b. 1.5 c. 2 d. 3 e. 6
asked by Courtne 
physics
A metal can containing condensed mushroom soup has a mass of 269 g, a height of 14.7 cm, and a diameter of 6.79 cm. It is placed at rest on its side at the top of a 3.34 m long incline that is at an angle of 22.4 degrees to the horizontal and is then
asked by Emily 
Economics
Please check and correct my answers. Thank you. Jack Benny can get blood from a stone. If he has x stones, the number of pints of blood he can extract from them is f(x) = 2x^(1/3). Stones cost Jack w dollars each. Jack can sell each pint of blood for p
asked by Anonymous 
physics
A ball of mass 0.35 kg is fired with velocity 157 m/s into the barrel of a spring gun of mass 1.8 kg initially at rest on a frictionless surface. The ball sticks in the barrel at the point of maximum compression of the spring. No energy is lost to
asked by kevin 
science
how does the size of the moon's core support the impact theory of the moon's formation? please help and thank you
asked by ned 
physics
A ball rolls up a ramp which abruptly ends with the ramp dropping straight down. The ball launches off the end of the ramp while still traveling at an upward trajectory, goes through projectile motion, and returns to the same height as the base of the
asked by Sandhu 
physics
A 11.6 kg weather rocket generates a thrust of 215.0 N. The rocket, pointing upward, is clamped to the top of a vertical spring. The bottom of the spring, whose spring constant is 399.0 N/m, is anchored to the ground. Initially, before the engine is
asked by Anonymous 
9th grade
A new high school has just been completed. There are 1,000 lockers in the long hall of the school and they have been numbered from 1 to 1,000. During lunch, the 1,000 students decide to try an experiment.  The first student, student 1, runs down the row
asked by arianna 
English
"Poetry is the spontaneous overflow of powerful feelings; it takes its origin from emotion recollected in tranquility: the emotion is contemplated till, by a species of reaction, the tranquility disappears, and an emotion, kindred to that which was before
asked by Naoto 
business
I have to write a paper on a detail dealing with a problem in a medical supply office. 10 years ago Liz Jakowski promote me to office manager. I manage two employees: jack snyder and ruth disselkoen. My office provide office support for members of the
asked by help 
English
1. Have you ever chatted with a foreigner at a chatroom? 2. Have you ever written English emails? 3. Have you ever taken a taxi to come to school? 4. Have you ever shopped at Home plus? 5. Have you ever sung songs at a singing room? 6. Have you ever
asked by rfvv 
CRT 205
Choose two topics from the Opposing Viewpoints Resource Center that interest you and locate a set of materials from the database for each topic. If you choose school violence as one of your topics, for example, you might find a magazine article that argues
asked by Anonymous 
Math
Doug had scores of 80, 85, 75, and 80 on his first four exams in a course. a. Find the mean, median, and mode for these exam scores. b. Which “average” would Doug want the teacher to use in determining his grade? c. What score would Doug have to get on
asked by Anonymous 
philosophy
Eastern and Western Philosophers Comparison Paper Write a 700 to1,050word persuasive paper discussing how one Eastern philosopher and one Western philosopher make the most compelling cases for his or her ideas. I keep reading and reading but I am lost,
asked by Anna 
Ap Biology
During aerobic respiration, glucose is broken down to form several end products. Which end products contain the carbon atoms from glucose? The hydrogen atoms from glucose? The oxygen atoms from glucose? The energy stored in the glucose molecules?
asked by Marlen 
Science
A biologist is studying the epithelial cells in a variety of plants and animals. She counts the chromosomes in the epithelial cells of several organisms and finds the following numbers: Organism A: 32 chromosomes Organism B: 26 chromosomes Organism C: 24
asked by Jenny 
social studies
prepare a defence for the proposition that the Divine Right of Kings is necessary to good government. i don't get it. what does this mean? and i don't even understand the Divine Right of Kings, it was written in old english. please help me. and it also
asked by lolli 
physics
What linear speed must a 0.0495kg hula hoop have if its total kinetic energy is to be 0.113 J? Assume the hoop rolls on the ground without slipping.
asked by Emily 
chemistry
what mass of water is needed to completely react with 2.35g of Ca
asked by nathalia 
Chemistry
Dimethylsulfoxide (C2H6SO), also known as DMSO. How many moles of carbon are in 4 moles of DMSO? a 1 b 2 c 4 d 8 e not enough info
asked by Dexter 
Chemistry
Which of the following is most likely to LOSE electrons when forming an ion? a. F b. P c. S d. Rh e. Se
asked by Jenny 
Advance Biology
What is the relationship between CFCs and the Earth's protective layer?
asked by Jennifer 
Calculus
For any constant c, define the function f_c(x)= x^3+2x^2+cx. (a) Graph y = f_c(x) for these values of the parameter c: c = 1, 0, 1, 2, 3, 4. What are the similarities and differences among the graphs, and how do the graphs change as the parameter
asked by Sean 
Physics
1.A net force that is linearly increasing in time is applied to an object. What is time dependence of the object's kinetic energy? 2.A tire is rolling along a road, without slipping, with a center of mass velocity of v. A piece of tape is attached to the
asked by Sandhu 
math
the perimeter of a rectangle is 126 inches. the length exceeds the width
asked by scooby 
Chemistry
I am trying to show that the combined weight of the reactants is equal to the combined weight of the reaction. When I placed CaCl2 into Na2 CO3 I didn't lose any weight. When I added Sulfuric Acid, I could not recork due to safety, therefore I lost Carbon
asked by Audra 
Chemistry
which metal does not require having its charge specified in the names of ionic comppounds it forms? a. Au b. Ca c. Cu d. Cr e. Fe
asked by luke 
Algebra
What is the best method for Solving equations with variables on both sides? This is the problem: 1(6xx)=162+12x
asked by Britny 
Cash flow statement
In a statement of cash flows, the cash flows from investing activities section should report a.the issuance of common stock in exchange for a factory building. b.stock dividends received. c.a major repair to machinery charged to accumulated depreciation.
asked by Judy 
physics
a projectile launched horizontally hits the ground in .6 seconds. if it had been launched with a much lower speed in the same direction, it would have hit the ground in
asked by stephanie 
social studies
DO SOME RESEARCH ON JAMES 1. WRITE A CHARACTER SKECTH OF JAMES. WHAT DIRECTIONS WOULD YOU GIVE TO AN ACTOR ASKED TO PORTRAY JAME 1 IN A FILM? plz help me. i totally don't get this question. im failing social. the only thing i know is that, james was an
asked by charmy 
Physics
Is it possible for the frictional force to increase the mechanical energy of a system? If so, give 2 examples with brief explanations. If not, why not?
asked by Sandhu 
7th grade mathSuppose
Suppose rectangles X and Y are similar. The dimensions of rectangle X are 5 centimeters by 7 centimeters. The area of rectangle Y is 140 square centimeters. What are the dimensions of rectangle Y?
asked by DIANE 
PHYsics
the temp of air in a foundry increases when molten metals cool and solidify. Suppose a 45 x 10^6 J of energy is added to the surrounding air by the solidifying metal. The air's temp increases by 55 °C, and the air has a specific heat capacity of 1.0 x
asked by arriell 
Pre CAlc (calendar ?)
how do you answer :a bug lives on the corner of a cube and is allowed to travel only on the edges of the cube. in how many ways can the bug visit each of the other seven corners once and only once returning to its home corner only at the end of the trip?
asked by Ryan 
Statistics
According to a 2000 study by the Bureau of Justice Statistics, approximately 2% of the nation's 72 million children had a parent behind bars  nearly 1.5 million minors. Let X be the number of children who had an incarcerated parent. Suppose that 100
asked by Sam 
Computer Scienejava
Write a loop that will continuously prompt the user for integers to sum, 1 to exit. Sum these values and display the sum to the console. Here is what I have so far, but I feel like I am missing something: public class Sum1 { public static void main
asked by Lisa 
Calculus
For any constant c, define the function f_c(x)= x^3+2x^2+cx. (a) Graph y = f_c(x) for these values of the parameter c: c = 1, 0, 1, 2, 3, 4. What are the similarities and differences among the graphs, and how do the graphs change as the parameter
asked by Sean 
algebra
math word problem amy paid $55.73 for a pair of running shoes durning a 40% off sale what was the regular price?
asked by me 
Civics
How can I write a sentence using the word lobbying in it?
asked by Jennifer 
Math
a bag contains 100 rocks and if 35 rocks removed what fraction of the rocks are left
asked by Connor 
Chemistry
How do I contain Carbon dioxide when I combine sulfuric acid, sodium carbonate and calcium chloride?
asked by Audra 
math
Decide which of the variables described is likely to have a normal or nearnormal distribution. 3) a. The amount of change held by a teacher at the end of each day for a year b. The amount of property taxes paid by homeowners in a new "affordable housing"
asked by katie 
Chemistry
Once it is balanced, in the following chemical reaction NaHCO3(s) Na2O(g) + CO2(g) + H2O(l), what is the coefficient for Na2O (s)? a. 1 b. 2 c. 3 d. 4
asked by Pennelope 
Chemistry
The ion formed by IODINE has electron configuration that resembles a. Te b. Kr c. Xe d. Br e. we cant know unless told whether it gains or loses electrons
asked by Sarah 
American National Government
Could someone please help me find some information? I need to write a paper about my U.S. Representative in my area. My U.S. Representative is Brad Ellsworth. In this paper I need to describe the characteristics of my congressional district, I am not sure
asked by B.B. 
algebra
I have 3 questions in 1. State whether the equations 3x^2=5, y=10^3X, and y=2x=2314x represent a linear, quadratic or exponential function and why? I am confused on this.
asked by Brandi 
Writing
I am trying to find out what are parameters of persuasive writing. I tried to goggle it and all I got was links to essays that people wrote. I do not want essays, I want parameters. Please help point me in the write direction.
asked by Lost 
SocialsMs. Sue
Ms. Sue, thanks to you, I have got to know a lot about Voltaire. Seriously If I have to pick a philosopher that I would agree with, then it would be Voltaire as well. In my book there was very little info about him, so that's why I didn't really get to
asked by Sara 
Chemistry
Can someone please check this for me? C4H8+5O2>3CO2+4H2O+C Butane is a gas and .01 g of it is burned. Is .00218 g of carbon the result? Thanks
asked by Maryanne 
Healthy Decision Making (URGENT)
List the possible consequences to self, others and society at large if individuals fail to act responsibly while participating in the following activities. Mountain Climbing Consequences to self: May have injuries such as broken body parts Consequences to
asked by John 
Media Law
What are the reasonable limits in which the media should be allowed to cover governmental meetings in the media role of informing the electorate of the activities of government?
asked by Angie 
Math
Write the decimal equivalent, using the bar notation. 13/18 b) Find the decimal equivalent of the mixed number. 6 3/5
asked by Anonymous 
basic chem conversion
I have 760 mm Hg at 10 km. How do I convert this to atms? I know that 101.3 atm is equal to 760 mmHg but i don't know how the 10 km will affect this.
asked by beth 
calculus
Find the indefinite integral and check the result by differentiation: (integral) x^2 +2x 3  dx x^4
asked by SM 
Math
Bellow are stress units of various life experiences. What would be a good graph to use to display the information? Stress.................... Units Death of spouse............100 Divorce....................73 Marital separation.........65 Jail
asked by Anonymous 
Biology
A scientist separates plant pigments from leaf, root, and stem samples by paper chromatography. All the leaf chromatographs include yellow green and blue green spots but none of the root and only a few of the stem chromatographs have these green spots.
asked by Anonymous 
Math
What graph would be the best for this problem: The following are prices (in dollars) 2004 automobiles, as listed in a sale ad in the automobile section of the newspaper: 12,997 14,891 18,666 21,799 17,495 17,266 21,517 14,414 14,257 15,634 15,734 27,825
asked by Anonymous 
Literature
Yesterday Ms. Sue gave me wikipedia so i can find What is a tragic mulatto? Is there anyway someone can give me that definition because I can't get the website to work on my computer. Thank you.
asked by Unknown 
trig
Use a compound angle formula for sine to show that sine2(theta) = 2sine(theta)cos(theta)
asked by Anonymous 
trig
Angle x is in the second quadrant and angle y is in the first quadrant such that sinx=5/13 and cosy=3/5. a) Determine an exact value for cosx b) Determine an exact value for siny
asked by Anonymous 
calculus
what is the derivative of y = (1/2)xln(x)
asked by Reen 
physics
1.A tall pole and a short pole (both having the same diameter and mass density) are both standing straight up. Both are allowed to tip and fall, starting from rest, at the same time. Which reaches the ground first? 2.When a nonvertical projectile strikes
asked by Sandhu 
PreCalc (still confused)
Hello and Happy Halloween! Trying to get this problem and could use some help. Find the dimensions of the rectangle with minimum perimeter if its area is 400 square meters. Find the least perimeter. I know that a rectangle has two sides that are equal and
asked by Muffy 
social studies
Why is mexico called a developing country
asked by Robert 
algebra
im supposed to solve by the elimination method 5r25=33 2r+5s=48
asked by me 
algebra
in 1995 the life expectancy of males in a certain country was 68.7 yrs in 2000 it was 71.3 yrs let E repressent the life expectancy in yrs T and let T represent the the number of yrs since 1995. the linear function e (t) that fits the data is e (t)=T+
asked by ann 
Math
How do I factor 3x2+4x=1 and #x22x8
asked by Samantha 
social studies
do you know any websites that have any primary sources dealing with the roman empire, such as religion, war and conflict, culture, etc?
asked by patrick 
Algebra
solve by elimination method; 3r7s=13, 7r3s=69
asked by Nicki 
social studies
Do you any websites that might have information on a job called a Miller(one who grinds wheat to make flour, etc.)?
asked by Mary 
Ap english
I have to write an essay that compares and contrasts the rhetorical strategies of tone, lexicon, and syntax from two sermons given by the same person. How do i do this??? Helpp please!! (the sermons are called "Beauty of the World" and "Sinners in the
asked by anonymous 
algebra
Solve by substitution: y=x4 x+y=14
asked by Sharon 
algebra
Sovle by substitution: 2x3y=9 4x6y=12
asked by Sharon 
STATS HELP
Freshmansophomore retention rate (FSRR) for a college is the proportion of firstyear students who return to the college for their sophomore year. Nationwide, the mean FSRR for colleges in the U.S. is 75%. Use the 689599.7 rule to describe graphically
asked by Chelsea 
algebra
im suppposed to determine if this is parralled perpendicular or neither 2x+3y=2 3x2y=9
asked by me 
Math
If a ray divides an angle into two acute angles, then it bisects the original angle Find the maximum area of a rectangle with the perimeter of 54 cm. Do ray CD and ray CE form line DE?
asked by Anonymous 
MATH 213
13. Consider the set of northwestern states or provinces {Montana, Washington, Idaho, Oregon, Alaska, British Columbia, Alberta}. If a person chooses one element, show that in three yes or no questions, we can determine the element.
asked by brina 
algebra
1  6 (6x)=27+2x
asked by Britny 
To Writeacher
"Poetry is the spontaneous overflow of powerful feelings; it takes its origin from emotion recollected in tranquility: the emotion is contemplated till, by a species of reaction, the tranquility disappears, and an emotion, kindred to that which was before
asked by Naoto 
Math
Perpendicular to y=3/4x2 and passes through (12,7)
asked by Lila 
Math  Slopes
A carpenter is building a stairway. The depth of each stair is 10 inches. The height of each riser is 8 inches. WHat is the steepness (slope) of the stairway? Please show work.
asked by Lila 
English
I have a Englaih project on "Stop Starvation." I need ssubtopic ideas on the topic. For example, "What is Starvation?"
asked by Sarah 
Math
Write an equation in slopeintercept form of the line satisfying the given condition. Perpendiculst to y= 3/4x  2 and passes through (12,7)
asked by Keifer 
algebra
is (8,9) the solution of 2x+4y=6
asked by a 
Math
Describe what the graph of interval [4,10] looks like can someone help me
asked by Anna 
science
why is high pressure so important in plant oil extraction
asked by shan 
algebra
5/z+6 + 5/3z
asked by john 
Algebra
The function 5x^2+2x1's domain is all real numbers, according to the answer key. However, I don't know how to factor this to prove it. Could you show me? The function the sq. root of y10 has a domain of all numbers so that y is greater than or equal to
asked by Anneliese 
Physics
A ship is being pushed by the sea currents at 25 km/hr 28 degrees west of south. find the velocity of the ship to the west and to the south
asked by Kaps 
Math
Darren used pieces of molding 7 1/2 feet long, 2 3/4 feet long, and 7 1/2 feet long to frame a doorway. If he started with 20 feet of molding, how much was left over?
asked by Anonymous 
Math
Determine the slope of the line that passes through each pair of points. Graph the line with x intercept 3 and y intercept 2. Use a coordinate plane.
asked by Lila 
algebra
heres a bad one i cant get trains A and B are travling in the same direction on a parrallel track train A is travling at 100 mph and train B is travling 104 mph train A passes a station at 5:10 p.m. if train B passes the same station at 5:40 p.m. at what
asked by help 
childcare
10. Preventive maintenance means A. purchasing equipment that will require the least amount of maintenance. B. regularly inspecting and repairing or replacing equipment. C. developing rules to prevent children from damaging equipment. D. hiring experienced
asked by lisa 
algebra
im supposed totraqnslate to an algebraic expression. the product of 19% some number the translation is type the percentage use a decimal use q to reprensent some number. help please
asked by me 
crt 205
Identify and name any rhetorical devices used by the author. If none exist, explain how you determined this. "President Obama's decision to force American taxpayers to foot the bill for abortions in the District of Columbia will cause the deaths of at
asked by Anonymous 
algebra
8x(5x+)=14 the solutions is X= help
asked by ann 
Biology
Please answere these questions: identify each statement as observation, hypothesis, or prediction and then tell if it is inductive or deductive Male Redwinged Blackbirds display red wing patches to signal superiority to other males A male Redwinged
asked by B 
7th grade
i need help with unit rates
asked by lily martinez 
algebra
5/6x=7/8
asked by ann 
Chemistry
Which is the smallest particle among the particles below? a. cesium atom b. cesium ion c. oxygen atom d. oxygen ion e. not enough information
asked by Courtne 
Investing
In a statement of cash flows, the cash flows from investing activities section should report a.the issuance of common stock in exchange for a factory building. b.stock dividends received. c.a major repair to machinery charged to accumulated depreciation.
asked by Judy 
math
Find the zscore for the given raw score, mean, and standard deviation. Assume a normal probability distribution. Raw score = 15, ì = 16 , and ó = 2
asked by katie 
trig
Angle x is in the second quadrant and angle y is in the first quadrant such that sinx=5/13 and cosy=3/5. a) Determine an exact value for cosx b) Determine an exact value for siny
asked by Anonymous 
algebra
2x+3y=1 4x+6y=2 is there a order pair here or is there no solution
asked by a 
math
differentiation form first principles y=1/x^2
asked by Anonymous 
English H1
Can someone please help explain Lord of the Flies by William Golding to me? I understand the general concept, but certain parts I can't seem to grasp. I'm only as far as Chapter Five. Thank you SO much to anyone who can help!
asked by Nicole 
chemistry
One afternoon, a graduate student set up a silica gel column to chromatograph a mixture of two colourless products whose Rf values were quite close. Suddenly, he realized that he had tickets to the Leafs game that night. He turned the stopcock to stop
asked by lisa 
books
i need a famous work of literature unscrambled containing the letters noahadamsfalseteeth
asked by jake 
algebra
x=5 find the slope if there is one
asked by me 
math Algebra 2
I have absolutely no idea how to do this please help! Find the sum: it has the sigma sign with 12 at the top, (10k8)(6k+7) in the middle and k=1 at the bottom
asked by Anonymous 
Algebra1
Here's the problem. I have to write an equationa and solve. The greater of two consecutive integers is 15 more than twice the smaller. Find the intergers. Thank you guys so much! =)
asked by Nicole 
Maths
differentiate from first principles y=1/x^2 i get to this then i get stuck f(x+h)f(x) = 1/(x+h)^2  1/x^2 = x^2  x^2 2xh h^2 above divided by(x^2+2xh+h^2)(x^2) = 2xh h^2/x^4+2x^3h+h^2x^2 then i know i need to divide by h but i cant seem to get to
asked by Amelia 
electrical
when ever a conductor move thought a magnetic field a voltage is in cluded what factors deter mine the amount of voltage that is generated
asked by john 
Math
Consider the boxandwhisker graphs shown. They suggest that a U.S. Department of Agriculture study shows that poultry dogs have fewer calories per dogthan either beef dogs or meat dogs. Yet, one dietitian claims that some hot dogs made of poultry have
asked by Anonymous 
Math
Write an equation in slopeintercept form of the line satisfying the given condition. Perpendiculst to y= 3/4x  2 and passes through (12,7)
asked by Keifer 
algebra
y9>16 the solutions is y> i don't get this?
asked by t 
Health
Are there any medications to treat steroid effects? [Exact pill/medicine names, please.]
asked by Maria 
implicit differentiation
what is the derivative of ln(y) = x
asked by Reen 
Sentence Fragments
how should this sentence be. " Richard III supposedly had the young princes murdered. Never found out what really happened to them."
asked by Anonymous 
Math
Find the decimal equivalent of the mixed number. 6 3/5
asked by Anonymous 
AP English
Would you consider the sermon "Sinners in the Hands of an Angry God" by Jonathan Edwards to be a homily?
asked by Emily 
8th grade History/English
I need to name three influential pilots in Life on the Mississippi by Mark Twain. I already have two: Mr. Brown Mr. Bixby I need one more. Anyone know one?? Thanks!
asked by Owen Leigh 
algebra
im supposed to collect like terms 17p+5q6p9q=
asked by me 
Math
The circular surface of a table has a diameter of 3 ft. What will cost to have the top refinished if the company charges $5 per square foot for the refinishing? Use 3.14 for and round your answer to the nearest cent.
asked by Anonymous 
Pre CAlc (calendar ?)
how do you answer :a bug lives on the corner of a cube and is allowed to travel only on the edges of the cube. in how many ways can the bug visit each of the other seven corners once and only once returning to its home corner only at the end of the trip?
asked by Ryan 
philosophy
2#What are the effects of physical abuse on young children? 3#What are the causes of bullying?4#Why some people not want to take drugs?
asked by kelvin andrew 
Misc
Is it more expensive to live in the country or city? ...for example, here in Georgia? Thanks MC
asked by mysterychicken 
Math
Would (5x^2)^2 be 25x^4 or 5x^2? Thanks!
asked by Matty 
electrical
List two characters of a universal motor
asked by john 
Math
Marc had the following expenses on a business trip: gas: $53.83; food, $135; lodging, $99.85; and parking and tolls, $8.50. What were his total expenses during the trip?
asked by Anonymous 
math 115
Determine the maximum and minimum values of the following set of numbers. 3, 36/7, 1, 2/3,5/4,5,26/9 I think the correct answer is 26/9 and 36/7
asked by Jen 
grammar
This is about subjectverb agreement. How should I rewrite this sentence: "Either the interviewer or the committee members usually begins by asking simple questions about your background." "Each of the instructors are attending the conference next
asked by Anonymous 
To Ms. Sue
Ms. Sue I have added more to my previous post, can you please take a moment to look at it, thanks.
asked by Sara 
child
The major purpose of providing storage for outdoor equipment is to A. teach children to store equipment properly. B. lengthen its life. C. avoid having to insure it. D. fulfill licensing require
asked by lisa 
math 115
Evaluate  – 618 the brackets indicate an absolute, so the answer is 618, but the negative before the brackets makes it negative correct? The answer is 618 I think, am I correct? thanks
asked by Mandy 
CRT 205
Does this statement have any vague or ambiguous? "President Obama's decision to force American taxpayers to foot the bill for abortions in the District of Columbia will cause the deaths of at least 1,000 more unborn children each year." After the House
asked by Anonymous 
Calculus
can someone please explain h t t p : / / w w w . j i s k h a . c o m / d i s p l a y . c g i ? i d = 1 2 5 7 0 4 1 1 4 5
asked by Calculus 
algebra
find the indicated out puts for f (x)=5x^2x f(0)= f(1)= f(2)=
asked by me 
math
at acertain time of day a persons shadow is twice her height.what ratio desribes this relationship
asked by Anonymous 
Science
Respected teachers, I have got assignment that i have to write about 7 scientists i am in class 6 and we have to write 1 page for 1 scientist we have to write about their life style and what they invented and how they were great and i know names of some
asked by finscience 
5th grade/social studies
Do you know of a website that would have information on a job as a Miller?
asked by Mary 
Honors Chemistry
Help! I do not understand this question. What do you think the effect of concentration might be on the perceived level of a molecules absorbance?
asked by Ashley 
Honors Chemistry
Absorbance spectroscopy relies on the fact that specific molecules can only absorb certain wavelengths. Explain how this could be used in a)microwaves and b) astronomical discoveries/interpretations. Thank you for any help with this... :)
asked by Ashley 
PreCalc (Just Can't Comprehend)
Find the dimensions of the rectangle with minimum perimeter if its area is 400 square meters. Find the least perimeter. I know that a rectangle has two sides that are equal and two other sides that are equal but I am unsure about what type of equation to
asked by MUFFY 
Health
What are some specific programs/medications that help deal with anabolic steroids?
asked by Maria 
algebra
simplify: (p^4+m p^2m)^4 ________________ (p^4)^m
asked by Melissa 
Natural science
short myths associated with Eclipse
asked by Anonymous 
electrical
am meter and millionm meter are conncded in with the load whoes current theyare
asked by john 
algebra
type an inequilty 0.2x
asked by me 
speech
motivational speech
asked by pj 
Pigskin Geography
For numbers 13 and 14 on week 8 I cannot find how much larger houston is than buffalo and how much larger minneapolis is than Green Bay. Please Help!!! Thanks:)
asked by LALA 
econmics
Individuals in a market who must take the market price as given are
asked by Anonymous 
algebra
4x>1  11 typeb an inequslity or fraction
asked by help 
history
how did canada become a peacekeeping nation? i wrote about lester b pearson is there another point?
asked by gina 
Math
How would I factor this? (x3)^3+ (3x2)^3 Can someone explain this to me step by step? thanks
asked by May 
electrical
when ever a conductor move thought a magnetic field a voltage is in cluded what factors deter mine the amount of voltage that is generated
asked by john 
algebra
i have to find the slope and the y intercept i don't no how to do slopes f (x)=5x2 the slope is the y intercept is(0, )
asked by help 
science
a change in size, shape or form is what kind of change?
asked by Jake 
maths
The Hypotenuse of a right triangle is 13 cm and the angle of the line opposite to the hypotenuse is 35 find the other two sides.
asked by Kaps 
Math
What is the percentage of difference of 195 and 85?
asked by Anonymous 
electrical
in a simple de ciruit the voltage a cross a componet and were measured what equation can be used to determine the resistance of the componnet
asked by john 
electrical
in a simple de ciruit the voltage a cross a componet and were measured what equation can be used to determine the resistance of the componnet
asked by john 
electrical
the ability of measure very small auantites is called it
asked by john 
Math
A block of cheese weighing 2.6 pounds (lb) sold for $15.55. Find the cost per pound to the nearest cent.
asked by Anonymous 
philosophy
1#Do the same pshcological illness occur in all cultures?
asked by kelvin andrew 
electrical
list two characters of this tpye of motor
asked by john 
Math
The circular surface of a table has a diameter of 3 ft. What will cost to have the top refinished if the company charges $5 per square foot for the refinishing? Use 3.14 for and round your answer to the nearest cent.
asked by Anonymous 
Math
A block of cheese weighing 2.6 pounds (lb) sold for $15.55. Find the cost per pound to the nearest cent.
asked by Anonymous 
calc
What are the first and second derivatives of y = (1/x^2)(1/(x2)^2)?
asked by Freddy 
math
What is the geometrical meaning of the central extension of the algebra of diffeomorphisms of the circle?
asked by Neil 
algebra
21+3z/7 / 4z28/49
asked by john 
Math
How do I factor 3x2 =4x +1 and 3x22x8
asked by Samantha 
sci
what would be some environmental problems that would call for energy conservation i'm drawing a blank can some help please
asked by biggie 
Healthy Decision Making
What are three things young people can do to reduce risks and avoid injury? Can someone help me answer this question. Thank you very much.
asked by John 
Algebra
I'm not sure how to find the domain for the 4th root of (1x^2). Can you break down the process for me please?
asked by Anneliese 
crt 205
State one argument made by the author. "President Obama's decision to force American taxpayers to foot the bill for abortions in the District of Columbia will cause the deaths of at least 1,000 more unborn children each year." After the House acted
asked by Anonymous 
Math
Use the data in the gradedistribution table below to construct a circle graph showing the distribution of grade types in Ike’s class. Grade..Frequency A......2 B......8 C......11 D......2 F......1 How would the graph in Exercise 7 change if there were
asked by Anonymous 
Social Studies
Do you know a website that would have information about a job as a Miller?
asked by Mary 
Algebra 3
how would I write this in quadratic form? 4x to the eighth power plus 4x to the fourth power plus seven.. I am so confused..
asked by Jenna 
mth/213
Let U = {u, n, i, t, e} A = {n, i, t} B = {n, e} C = {u, n, i, t, e} D = {u, e} Find each of the following: (a) A ¿B
asked by marina 
algebra
simplfy 7[93(9832)]= help
asked by a 
electrical
the opposition thata coil affers to the of alternating current is called
asked by john 
child
Books that promote tolerance include A. stereotyped characters. B. sexist attitudes. C. male and female heroes. D. racist beliefs
asked by denise 
electrical
to which side of the source is the position terimnal danammeter conected to when it is placed into circurit
asked by john 
electrical
what tpye detectric motor operate on both alternating current and direct circuit
asked by john 
Repost Biology
A scientist separates plant pigments from leaf, root, and stem samples by paper chromatography. All the leaf chromatographs include yellow green and blue green spots but none of the root and only a few of the stem chromatographs have these green spots.
asked by Anonymous 
mgt 330
Do you believe that employees can learn/be trained to be more emotionally intelligent?
asked by meshelle 
Pre Calc
in a 9 digit integer, each of the digits 1,2,3,4,5,6,7,8,and 9 appears exactly once. Find the probability that the integer is divisible by 9.
asked by Ryan 
help
An investment of $10,000 in the Emerging Country Debt Fund in 2001 was worth $24,780 in 2006 find the 5year average annual return.
asked by Anonymous 
CRT 205
ON Abortion 1 Identify the principal issue presented by the source. 2 Identify any examples of bias presented by the author. If none exist, explain how you determined this. 3 Identify any areas that are vague or ambiguous. If none exist, explain how you
asked by Anonymous 
COM 150
characteristics of expository essays
asked by Anonymous 
Math
Gasoline is about $2 per gallon. You use about 1 1/2 gallons each day driving to and from work. How much should you budget for gasoline over the next month (about 20 workdays)?
asked by Anonymous 
6th grade(science
how is ignous rock formed
asked by aly 
science
bounce gruond based microwaves off of rain and snow.used to track the direction and speed of storms?
asked by josh 
Math
Find the circumference of a circle with a radius of 5.5 in. Use 3.14 for and round your answer to one decimal place.
asked by Anonymous 
Math
calculate the range, variance, standard deviation, and interquartile range for the data set given {72, 80, 80, 82, 88, 90, 96}
asked by Anonymous 
Math
What is the rule _,68,94_,120.
asked by Chuck 
To. Ms. Sue
Ms. Sue can you please take a moment to look at my post, I don't think I have done it right, thanks.
asked by Sara 
math
8 1/7 x 3 7/8
asked by Anonymous 
Statistical reasoning in Psychology
4. Suppose that previous studies have found that the mean amount of sessions necessary to “cure” depressive patients using a particular therapeutic model is 25 sessions, with a standard deviation (σ) of 4. A new model is introduced, and you want to
asked by Lilah 
sat scores
is an 950 on the sat test bad?
asked by kim 
Marketing
What is the decision facing True Religion Jeans? (book I'm using is Marketing, real people, real choices)Can anyone help me with this? Thanks
asked by Rasheen 
Health
How are messages about steroids delivered by media?
asked by Maria 
tutor period
what is a blog and how do you write one
asked by joe 
science
i couldn't figure this one out. Materials, such as water, that become gaseous easily at room temperature are called volatiles. How does the complete lack of volatiles in lunar rocks support the impact theory of moon's formation? please help and thank you
asked by ned 
electrical
The minimum size of a electrical cable recomended for use in power circuit is.
asked by john