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Questions Asked on November 2, 2012

Current and expected government policies and regulations, including taxes and regulations in place to address issues related to
1. 0 answers
2. asked by at
3. 822 views
At a certain instant, a particle-like object is acted on by a force F = (4.0 N) ihat - (3.0 N) jhat + (9.0 N) khat while the
1. 1 answer
2. asked by franck
3. 505 views
The figure below shows a ball with mass m = 0.299 kg attached to the end of a thin rod with length L = 0.388 m and negligible
1. 0 answers
2. asked by ruben
3. 1,219 views
Two children are playing a game in which they try to hit a small box on the floor with a marble fired from a spring-loaded gun
1. 1 answer
2. asked by mujisen
3. 3,391 views
A 1.8 kg breadbox on a frictionless incline of angle θ = 37° is connected, by a cord that runs over a pulley, to a light
1. 0 answers
2. asked by kunal
3. 963 views
7.0 kg block moves in a straight line on a horizontal frictionless surface under the influence of a force that varies with
1. 1 answer
2. asked by kunal
3. 1,122 views
The loaded cab of an elevator has a mass of 3.0 multiplied by 103 kg and moves 161 m up the shaft in 23 s at constant speed. At
1. 1 answer
2. asked by rafeh
3. 489 views
Enzyme X is a highly pigmented protein that imparts the characteristic color to certain blue-green algae. It also facilitates a
1. 0 answers
2. asked by Ama
3. 412 views
a real gas is introduced to a flask of volume v. is the corrected volume of the gas greater or less than V?Ammonia has a larger
1. 3 answers
2. asked by Justme
3. 2,699 views
If jimmy had 30 apples and gave 14 away. What fraction would that be
1. 1 answer
2. asked by Eric
3. 813 views
I'm only aloud to manipulate one side of the problem and the end result has to match the other side of the equationProblem 1.
1. 2 answers
2. asked by Alycia
3. 696 views
a drunken motorist who is moving at a constant velocity of 90 km/h passes a stationary police patrol car. The patrol car
1. 1 answer
2. asked by sarah
3. 2,988 views
{26=(12 =4)divided by 2}-{45 divided by (14-5)}
1. 1 answer
2. asked by marci
3. 275 views
find the equation of the tangent line to f(x)=square root x passing through (-4,0)
1. 1 answer
2. asked by asaereay
3. 417 views
please help i can't find the answer for this question. i can only manipulate one side of the equation and the end result has to
1. 2 answers
2. asked by Aly
3. 506 views
I am in the middle of a draft for my final essay I would like to know what you think and if you think there is something that
1. 3 answers
2. asked by Katelynn
3. 713 views
The dimensions of a playground are 50 feet by 75 feet. You wantto double its area by adding the same distance x to the length
1. 1 answer
2. asked by kim
3. 1,208 views
fixed typo((sinx + cosx)/(1 + tanx))^2 + ((sinx - cosx)/(1 - cotx))^2 = 1
1. 0 answers
2. asked by Aly
3. 390 views
A tractor pulls a loaded wagon with a constant force of 300 N. If the total mass of the wagon and its contents is 275 kg, (a)
1. 1 answer
2. asked by Anonymous
3. 1,177 views
The wheels of a midsize car exert a force of 2100 N backward on the road to accelerate the car in the forward direction. If the
1. 2 answers
2. asked by Anonymous
3. 4,502 views
a long jump athlete take off at 25 degree with the horizontal and achieves a jumping distance of 9.12 m. Calculate initial take
1. 2 answers
2. asked by niyah
3. 1,950 views
Intervention planning involves both treatment planning and service planning. Treatment planning involves planning for clinical
1. 2 answers
2. asked by Kristi
3. 601 views
Alexa and Emma are looking up at their house from the backyard. From alexa's point of view, the top of the house is at an ang;e
1. 1 answer
2. asked by Dan
3. 4,909 views
The collision between a hammer and a nail can be considered to be approximately elastic. Estimate the kinetic energy acquired by
1. 1 answer
2. asked by stoic-rider77
3. 497 views
A 601-kg car stopped at an intersection is rear-ended by a 1660-kg truck moving with a speed of 14.5 m/s. If the car was in
1. 0 answers
2. asked by stoic-rider77
3. 638 views
Trace by drawing the path of a ray of light shown in 90 degrees. This ray is incident in a perpendicular direction on the figure
1. 0 answers
2. asked by Anab
3. 878 views
A swimming pool filled with water to its edge, the depth of the water is 2m and an electric lamp is placed at a distance equals
1. 1 answer
2. asked by Anab
3. 710 views
how much energy is released when 496 grams of ethylene (46.0 grams/moles) vapor condenses? the heat of vaporization of ethylene
1. 1 answer
2. asked by Anonymous
3. 431 views
the integral from 0 to 1/4 of arcsin(x^(1/2))dx.
1. 2 answers
2. asked by Heather
3. 351 views
Balance the following equation:K2CrO4+Na2SO3+HCl--->KCl + Na2SO4+CrCl3+H2O Enter the coefficients for each compound, separated
1. 1 answer
2. asked by Angie
3. 1,227 views
Calculate the grams of solute needed to prepare each of the following. 55.0 ml of a 6.50 hcl solution.
1. 1 answer
2. asked by mary
3. 716 views
What is the partial pressure of CO2 (torr)in exhaled breathe at 37 degree C. if the partial pressure of O2 is 116 (torr) and
1. 1 answer
2. asked by Erin 12
3. 513 views
Solve each porportion.2/3 = 1.2/x x=?
1. 2 answers
2. asked by Anonymous
3. 582 views
given the functionf(x)=x^3+3x find the rateof change between the two stated values for x:1 to 2find the equation of a secant
1. 1 answer
2. asked by zachary
3. 1,046 views
graph the following function using transformations, be sure to graph all of the stages one graph, state the domain and the range
1. 0 answers
2. asked by zachary
3. 474 views
Suppose there are 21 students in your class. If the teacher draws 2 names at random, what is the probability that you and your
1. 8 answers
2. asked by sakiera
3. 3,184 views
A number cube is rolled and a coin is flipped. Predict how many times you would get heads and a number less than 3 in 240
1. 2 answers
2. asked by sakiera
3. 2,540 views
At a carnival game, there is a 38% probability of winning a prize. What is the probability of not winning a prize?38% 50% 62%
1. 4 answers
2. asked by sakiera
3. 1,323 views
There are 6 red marbles, 8 blue marbles, and 11 green marbles in a bag. What is the probability that you will randomly draw
1. 4 answers
2. asked by sakiera
3. 1,531 views
difference between the type of wave formed in the wire and the formed in the air?
1. 1 answer
2. asked by danisa
3. 322 views
A regular pentagonal pyramid has a side length of 4 mm, an apothem that measures 3 mm, and a height of 4.1 mm. What is the
1. 1 answer
2. asked by Jade
3. 793 views
For a glass lens submerged in water (n=1.33), the critical angle of incidence at which total internal reflection begins to
1. 1 answer
2. asked by Tom
3. 1,094 views
If you calculated a salt-tainted solution to be 3.5%, what is the molarity of this solution? assume the density of this solution
1. 1 answer
2. asked by Erin 12
3. 498 views
if the $180 you spend on room and board represents 3/5 of your monthly income, what is your monthly income?
1. 1 answer
2. asked by dell
3. 417 views
what would happen to the accuracy and precision of the measurement if the mass is measured to 10th of a gram instead of a
1. 1 answer
2. asked by Anonymous101
3. 971 views
I can only manipulate one side of the equation and the end result should be equal to the other side. please help.((sinx +
1. 1 answer
2. asked by Alycia
3. 459 views
Use Taylor series expansion (degree 0 to 6) about x’=pi/4 to find an approximation for f(x) =cosx at point x=pi/3 and then
1. 2 answers
2. asked by jessy
3. 472 views
an end-of-season sale for winter clothes advertise 30% to 45% off the original piece. What was the highest original price of a
1. 5 answers
2. asked by dell
3. 958 views
We know that e (base of the natural logarithm) is 2.7182818. If we estimate this number withXA = 2.71828, what is the
1. 1 answer
2. asked by jessy
3. 414 views
Use Taylor series expansions (zero through fourth order) to predict f (2) for f (x) = ln(x) with abase point at x = 1. Determine
1. 1 answer
2. asked by jessy
3. 5,009 views
show that the equation xcosx-2x2+3x-1=0 has at least one solution in [0.2,0.3]
1. 1 answer
2. asked by jessy
3. 918 views
As part of a physics experiment, you stand on a bathroom scale in an elevator. Though your normal weight is 690 N, the scale at
1. 2 answers
2. asked by James
3. 4,834 views
a firm produces 20 units of output at a market price of #5, a marginal cost of $5, and an average cost of $3. what is the firms
1. 1 answer
2. asked by tom
3. 797 views
What lessons about life are presented by Khalil Gibram, Albert Camus, and Confucius?Im writing an essay on them and need to know
1. 1 answer
2. asked by anonymous
3. 498 views
describe in your own words how you would determine the instaneous rate of changeof a function using the different methods
1. 0 answers
2. asked by Navroz
3. 359 views
What push parallel to a 42 incline is required to just start a 340 N block sliding up the plane? us = 0.6
1. 1 answer
2. asked by MA
3. 890 views
explain in your own words the process used to conclude that the derivative of a cubic function is a quadratic one
1. 1 answer
2. asked by Navroz
3. 362 views
3Y + 6x = 184y – 12x = -16 a.) Get each equation in slope-intercept form. b.) Identify the slope and the y-intercept of each
1. 1 answer
2. asked by Jackie
3. 1,014 views
A traffic light hangs from a pole as shown. The uniform aluminum pole AB is 7.70m long and has a mass of 11.0kg. The mass of the
1. 2 answers
2. asked by Kristen
3. 4,152 views
Suppose a persona quits a job paying $40,000 per year and starts a business with $100,000 withdrawn from a money-market account
1. 0 answers
2. asked by brian
3. 612 views
A flywheel for energy storage in a hybrid gasoline-electric car is a ring-shaped rotor of mass 50 kg, designed to rotate at
1. 1 answer
2. asked by Blake
3. 428 views
A mixture is prepared by adding 100 ml of 0.10M Na2CrO4 to 100.ml of ).10 N AgNO3. A precipitate forms in this mixture. The
1. 1 answer
2. asked by Natasha
3. 1,276 views
The combustion of how many moles of ethane would be required to heat 838 grams of water from 25.0 to 93.0 degrees C? Assume
1. 1 answer
2. asked by k
3. 2,264 views
A 53.31-g sample of water at 88.8 degrees C is added to a sample of water at 23.9 degrees C in a constant- pressure calorimeter.
1. 1 answer
2. asked by k
3. 650 views
To reduce its rotational inertia, an engineer proposes drilling three holes in a large wheel of radius R. The holes are to be
1. 5 answers
2. asked by John
3. 589 views
What is the endpoint of a segment with endpoints -33 and 47?
1. 1 answer
2. asked by Miranda
3. 386 views
This is a 3rd grade math problem that my son had on homework. Can you explain how to derive the answer for this problem? The
1. 6 answers
2. asked by Math Mom
3. 872 views
A billiards cue ball of mass 0.380 kg has a perfectly elastic head-on collision with a standard pool ball. The second pool ball
1. 0 answers
2. asked by Need help fast
3. 558 views
write a paragraph about this sentence . i`m a busy person
1. 2 answers
2. asked by English writting
3. 365 views
Carlos had 7 cups of chocolate chips. He used 1 2/3 cups to make a chocolate sauce and 3 1/3 cups to make cookies. How many cups
1. 2 answers
2. asked by Shion
3. 1,082 views
A small object travels with a velocity of v=4-t^2 where t is the time in seconds, recorded from t=0, and v is the velocity in
1. 0 answers
2. asked by sean de la Harpe
3. 456 views
I am having a hard time with economics - we just started in my social studies class. Can I have help with my homework, please?1.
1. 10 answers
2. asked by George
3. 1,810 views
graph the following function using transformations, be sure to graph all of the stages on one grph, state the domain and range
1. 1 answer
2. asked by zachary
3. 466 views
given the function f(x)= x^3+3x find the rate of chnge between the two values x:1 to 2find the equation of a secant line
1. 1 answer
2. asked by zachary
3. 478 views
"he proved the existence of neutrons - elementary particles devoid of any electrical charge. In contrast with the helium nuclei
1. 2 answers
2. asked by Samantha
3. 503 views
Need help unscramblingmpulchescisae think it is the marigold flower for the day of the dead celebration - cempasuchil but not
1. 0 answers
2. asked by Jill
3. 402 views
Evaluate the definite integrals �ç[-2,0,(e^2+1),x] + �ç[0,1,2 cos(x),]
1. 0 answers
2. asked by sean de la Harpe
3. 425 views
If f(x) = x2 - 3x + 5 and g(x) = 3x. Find (f · g)(x).
1. 1 answer
2. asked by Anonymous
3. 401 views
show that f(x)=xsinπx-(x-2)lnx has at least one zero derivative in [1,2]
1. 1 answer
2. asked by jessy
3. 382 views
Mr Hash bought some plates at a yard sale. After arriving home he found that 2/3 of the plates were chipped, 1/2 were cracked,
1. 0 answers
2. asked by dell
3. 510 views
Two cars leave the same point at noon. One car travels North and the other car travels East. Suppose the North bound car is
1. 1 answer
2. asked by dell
3. 599 views
A street light is mounted at the top of a 15-ft-tall pole. A man 6 ft tall walks away from the pole with a speed of 7 ft/s along
1. 3 answers
2. asked by AH
3. 4,728 views
A man starts walking north at 5 ft/s from a point P. Five minutes later a woman starts walking south at 4 ft/s from a point 500
1. 2 answers
2. asked by AH
3. 1,703 views
6. You are considering an investment in a one-year government debt security with a yield of 5 percent or a highly liquid
1. 0 answers
2. asked by Heather
3. 418 views
A $8700 personal loan at 5.5% compounded monthly is to be repaid over a 4 year term by equal monthly payments.a) calculate the
1. 0 answers
2. asked by sasha
3. 757 views
How does the discovery of seafloor spreading help to explain the mechanism behind why plates move? Explain your answer.
1. 4 answers
2. asked by Jman
3. 661 views
I need help about starting poem. My subject is a bad day
1. 1 answer
2. asked by Jman
3. 342 views
Determine where the function is concave upward and where it is concave downward.g(x)=-x^2+7x+9
1. 1 answer
2. asked by Britney
3. 495 views
Simplfy the expresión using the laws of exponentes .1. (-2x^2*y^-4)^3 2. (-4x^-6y^3)(2x^3y^-9)
1. 1 answer
2. asked by Anhisha
3. 472 views
this is my personal statement. please check my grammar and what other stuff i can add or remove? thanksEver since I was a little
1. 0 answers
2. asked by help me
3. 389 views
At a recent scotch-tasting party, 20 faculty members and their (opposite sex) spouses were guzzling it back pretty well. One
1. 1 answer
2. asked by Tanya
3. 564 views
i'm a 2 digit number. the sum of my digit Is 12.my tens digit is 4 more than my ones digit. what numberam i ?
1. 1 answer
2. asked by Kevin
3. 361 views
find the derivative of 9^8^x^2
1. 2 answers
2. asked by kela
3. 354 views
Flat Irons vs. Curling IronsDo you have trouble deciding what heated styling utensil will be best for your hair? Both the
1. 0 answers
2. asked by Katelynn
3. 422 views
what volume would 10.5g of nitrogen gas, N2, occupy at 200.K and 2.02atm?
1. 1 answer
2. asked by tracy
3. 524 views
Mrs. Miller sells a house for $179,000. If she earns a commission of 6%, how much money does she earn? Write a proportion and
1. 8 answers
2. asked by Jman
3. 1,365 views
Drinking during pregnancy can causeA.attention deficit disorder in child B.Poor academic performnce in child C.Birth defects in
1. 1 answer
2. asked by vanessa
3. 501 views
What changes in the Constitution did the Federalists of New England propose?Help?
1. 1 answer
2. asked by Cora
3. 369 views
2. Rename .709 as a percent.a. 709% b. 70.9% * c. 79% d. 7.09% 4. Alice plays basketball. In one game she shoots 21 free throws
1. 29 answers
2. asked by Jman
3. 8,067 views
What is the mole fraction sodium acetate of a solution made by adding 0.145 g of sodium acetate to 119 ml water?
1. 1 answer
2. asked by Steve
3. 1,455 views

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