Friday

July 31, 2015

July 31, 2015

Number of results: 82,900

**math**

Urban Community College is planning to offer courses in Finite Math, Applied Calculus, and Computer Methods. Each section of Finite Math has 40 students and earns the college $40,000 in revenue. Each section of Applied Calculus has 40 students and earns the college $60,000, ...
*October 16, 2010 by liz*

**COLLEGE CALCULUS. HELP!**

the fundamental theorem of calculus, f(x)=∫(0,x) t^3+2t^2+2dt, and find f"(x). my answer was: f'(x)=x^3+x^2+2 f"(x)=x^4/4 + 2x^3/3 + 2x it said its wrong.
*April 15, 2012 by lindsay*

**Calculus**

I need to take a college calculus class. Can someone direct me to a site which might help me get a good start? Thanks in advance.
*July 10, 2008 by jules*

**college physics**

This site is just a front for liveperson Most college physics questions are not answered for months if ever. Out of "200 experts" you must have somebody who knows physics right? Guess not.
*September 30, 2009 by john*

**calculus**

Does anyone know of any free calculus websites? I'm taking a college class in the fall and would like to build my confidence since I am somewhat weak in math. Thank you in advance.
*July 28, 2008 by jules*

**COLLEGE CALCULUS. HELP!**

the fundamental theorem of calculus, f(x)=∫(0,x) t^3+2t^2+ 2 dt, and find f"(x). my answer was: f'(x)=x^3+x^2 f"(x)=3x^2+2x it said its wrong. i dont know how solve with interval, ∫(0,x)
*April 17, 2012 by MILY*

**calculus**

Differentiate y=lnx You ought to have this memorized. y'=1/x for y= ln x dy/dx = 1/x This is the most basic and fundamental of log derivatives. If you are studying Calculus, and the topic is logs, I fail to understand why you asked that question. IS there a website that can ...
*April 11, 2007 by quita*

**college calculus**

what is the derivative of [x^(y)]=[y^(x)]
*January 28, 2012 by Anonymous*

**Note to physics, chemistry students**

Please note the spelling of Physics, and Chemistry. If you are a college student in those courses, and cant spell them, frankly, asking for help here is insulting to your college and you.
*October 26, 2008 by bobpursley*

**college physics**

My previous question was marked science, but it's specifically a college physics question. Thanks.
*October 25, 2013 by bbragg*

**college calculus**

how do you integrate sqrt( x^2 - (x^2)(e^(-2x)) )?
*March 11, 2008 by matt*

**college calculus**

how do you intergrate sqrt((1+((1/4)/(4-x^2)))
*March 11, 2008 by matt*

**college pre-calculus**

if 1-1/x=2-2/x, then 3-3/x=? A. -3 B. -1/3 C. 0 D. 1/3 E. 3 idek how to do it?
*January 11, 2015 by Derek*

**college physics**

cost of homework help for college physics
*September 27, 2011 by mae*

**college calculus**

how do i solve sin(x)+2cos(2x)=0
*February 29, 2012 by Anonymous*

**COLLEGE CALCULUS. HELP!**

Let f(x)=(-3x^2+6)^4(9x^2+7)^14, Find f'(x). f'(x)= (-3^2+6)^4 d/dx(9x^2+7)^14+(9x^2+7) d/dx(-3x^2+6)^4 =(-3x^2+6)x14(9x^2+7)^13 d/dx(9x^2+7)+(9x^2+7)^14x4(-3x^2+6)^3 d/dx(-3x^2+6) =14(-3x+6)^4(9x^+7)^13 (18x)+ 4(9x^2+7)(-3x^2+6)^3 (-6x)
*February 25, 2012 by cynthia*

**COLLEGE CALCULUS. HELP!**

Find the derivative of the function. 1. F(x)= (1+2x+x^3)^1/4 2. f(t)= (1+tant)^1/3
*February 26, 2012 by cynthia*

**COLLEGE CALCULUS. **

i don't understand this problem Let F(x)=f(x^4) and G(x)=(f(x))^4. You also know that a^3=2, f'(a)=13, f'(a^4)=15. Find F'(a) and G'(a).
*February 27, 2012 by LISA*

**college Calculus Help!**

If f(x)= ∫(21,x) t^5 dt then f'(x). my answer was 1/6 (21^6-x^6) it said it's wrong.
*April 17, 2012 by LILY*

**college pre-calculus help**

simplify: 6-y/6/1/6-1/y 6-y/6*6y/y-6= 6y/6=y Is this correct help i need help!!
*January 11, 2015 by Derek*

**college pre-calculus**

simplify: (y+1)(y/1-y^2) which answer: A. Y/y-1 B. y/1-y C. y+1/y-1 D. -1 this is what i got y+1/1* Y/1-y^2=-1
*January 11, 2015 by Derek*

**ap college pre-calculus**

if 3abs(x+4)=8, then x=? A. {-10,2} B. {-2,2} C. {-19,11} D. {-22,-14} which one? idek
*January 11, 2015 by Derek*

**college calculus**

use the definition of derivative to prove that lim x->0 [ln(1+x)]/[x] = 1
*January 25, 2012 by Anonymous*

**College Calculus**

Calculate the average over the given interval. f(x)=sin(pi/x)/x^2, [1,2]
*February 9, 2012 by Anonymous*

**college pre-calculus**

simplify: 6-y/6/1/6-1/y 6-y/6*6y/y-6= 6y/6=y Is this correct help i need help!! answers: A. -y B. y C. -6/y D. -1/y which one?
*January 11, 2015 by Derek*

**College Help**

I'm going to college this September, and would like to know of any good web sites for beginning college students.
*July 28, 2008 by Sally*

**misc.**

if something says your pursuing a college degree does that mean your in college are are planning in the future to go to college?
*May 27, 2011 by Sara*

**College Calculus**

What is the integral of cos^6x? I tried half angle identities but it didn't really help...
*February 18, 2008 by Matt*

**College Pre-Calculus**

find a function m such that m(f) is the number of miles in f feet
*September 23, 2014 by Anonymous*

**physics**

thanks for the help earlier just got a question I'm taking AP Physics B this year does that mean next year I would Take AP Physics C??? I don't know if the material in C convers the same material plus the additional calculus material or what??? Could I take AP Calculus while ...
*August 9, 2009 by physics*

**college calculus 1**

Find the local and absolute extreme values of the function on the given interval. f(x)=x^3-6x^2+9x+1, [2,4]?
*March 17, 2010 by jeffery*

**statistics**

At a small college it is known from previous years that 35% of all college freshman start in college algebra. The new freshman class has 100 students in it, What is the probability that between 35 and 42 freshman will start in college algebra? Is it reasonable to approximate ...
*March 23, 2012 by lola*

**persuasive essay!!**

Is it better to go to college and be successful or open your own business without a college degree? Need help writing thesis. What are some benefits of going to college rather than not going to college and opening your own business
*March 24, 2008 by Taniya*

**College Physics**

College Physics- Inertia? Find the moment of inertia about each of the following axes for a rod that is 0.300 in diameter and 1.60 long, with a mass of 5.00×10−2 . How do you find this ? I know how to find the perpendicular and end . but this? About an axis along the ...
*October 10, 2012 by Herosugar*

**Calculus**

In a study conducted by a certain country's Economic Development Board, it was found that the Lorentz curve for the distribution of income of college teachers was described by the function f(x) = 13/14x^2 + 1\14x and that of lawyers by the function g(x) = 5\7x^4 + 2\7x (a) ...
*July 17, 2013 by Anonymous*

**Calculus**

In a study conducted by a certain country's Economic Development Board, it was found that the Lorentz curve for the distribution of income of college teachers was described by the function f(x) = 13/14x^2 + 1/14x and that of lawyers by the function g(x) = 5\7x^4 + 2/7x. (a) ...
*July 19, 2013 by Anonymous*

**College Calculus**

Write a trial solution for the method of indetermined coefficients: y''+9y' = xe^(-x)cos(pi*x) ....I have no idea.
*February 3, 2008 by Jayme*

**College Calculus**

Could someone explain how to distinguish improper integrals in non-mathematical terms so I may understand? Thanks!
*February 28, 2008 by Matt*

**college Calculus Help!**

Find the derivative of the function. 1. F(x)= (1+2x+x^3)^1/4 2. f(t)= (1+tant)^1/3 ---> i hate trig. 3. y=4sec5x 4. y=xsin√x
*February 25, 2012 by dania*

**college Calculus Help!**

Find the derivative of the function. 1. F(x)= (1+2x+x^3)^1/4 2. f(t)= (1+tant)^1/3 ---> i hate trig. 3. y=4sec5x 4. y=xsin√x
*February 25, 2012 by dania*

**college calculus**

I don't know how to solve this indefinite integral with both limits as variables: ^x^3 ç (z^4+1)dz ⌄ln(x) If you could explain I'd appreciate it.
*November 30, 2013 by tatiana*

**Statistics**

What percentage of college students are attending a college in the state where they grew up? Let p be the proportion of college students from the same state as that in which the college resides. If no preliminary study is made to estimate p, how large a sample is needed to be ...
*August 1, 2012 by Anonymous*

**Calculus**

Four hundred students attended the dedication ceremony of a new building on a college campus. The president of the traditionally female college announced a new expansion program which included plans to make the college coeducational. The number of students who learned of the ...
*July 12, 2013 by Anonymous*

**AP Calculus BC Resources**

Hi there, I was hoping if any one was familiar with any sites that have printable integration/differentiation packets? I'm hoping to use them for everyday practice. I skipped Calculus AB and need a little help. I love packets so if there are any out there (hopefully with ...
*October 26, 2006 by Ted*

**college pre-calculus**

what is the equation of lowest degree with real coefficients if two of its roots are -1 and 1+i? A. x^3+x^2+2=0 B. x^-x^2-2=0 C. x^3-x+2=0 D. x^3-x^2+2=0 e. none of the above i dont get it is it (x+1) (1+i)
*January 6, 2015 by kyle*

**college physics**

In a pickup game of dorm shuffleboard, students crazed by final exams use a broom to propel a calculus book along the dorm hallway. If the 3.5 kg book is pushed from rest through a distance of 0.88 m by the horizontal 25 N force from the broom and then has a speed of 1.63 m/s...
*February 18, 2010 by Help!*

**english **

how about this for starters? The shift from being a high school student to a college student can be both pleasurable and discomforting at the same time for the simple fact that college is nothing like high school. In college there are no boundaries, telling the students what...
*January 25, 2010 by layla *

**College Pre-calculus**

The qustion asks find all solutiions in the interval [0,2pie), correct to five decomal places. 5 cos 2x= 2
*July 24, 2008 by Leshaun*

**final exam**

a study shown that 20% of all college textbooks cost at least $70.it is known that the standard deviation of the prices of all college textbook is $9.50.assuming that prices of all college textbooks follow a normal distribution, find the mean price of all college textbooks.
*May 21, 2013 by Anonymous*

**Statistics**

How do you find the p-value??? Thanks! In the past, 35% of the students at ABC University were in the Business College, 35% of the students were in the Liberal Arts College, and 30% of the students were in the Education College. To see whether or not the proportions have ...
*June 19, 2015 by Becca*

**Math**

23 college sophomores at Crocodile Community College, 12 preferred pepperoni pizza, 7 preferred supreme, and 4 preferred cheese. If we picked a college sophomore at Crocodile Community College at random, what is the probability that he or she would prefer supreme? Give ...
*July 22, 2011 by Jen*

**math**

A community college has 3,000 students and 90 instructors. The college plans that enrollment will be 3,500 next year. How many new instructors should be hired if the college wants to keep the same student to instructor ratio?
*November 11, 2009 by s*

**math**

A community college has 3,000 students and 90 instructors. The college plans that enrollment will be 3,500 next year. How many new instructors should be hired if the college wants to keep the same student to instructor ratio?
*November 25, 2009 by tara*

**Math**

A community college has 3,000 students and 90 instructors. The college plans that enrollment will be 3,500 next year. How many new instructors should be hired if the college wants to keep the same student to instructor ratio?
*September 5, 2010 by Diane*

**Math126**

A Community College has 3,000 student and 90 instructors.The college plans that enrollment will be 3,500 next year.How many new instructors should be hired if the college wants to keep the same students to instructor ratio?
*December 1, 2010 by Kelli*

**Business Calculus**

Pam and Tim decide to start saving money for their daughter's college education. They open a college savings plan (529) with a 500 dollars initial investment and next month start to make monthly deposits of 120 dollars. If the account pays 8% compounded monthly, how much will ...
*February 11, 2013 by cs94*

**Discrete Math**

There are 150 students taking Discrete Mathematics II, Calculus II, and Physics I courses. Of these 51 are taking Discrete Mathematics II, 111 are taking Calculus II, and 63 are taking Physics I. There are 41 taking Discrete Mathematics II and Calculus II, 32 students taking ...
*April 6, 2014 by Anonymous*

**college calculus-initial value**

dy/dx=cos(7x)+5/pi initial condition y(pi/4)=2
*December 6, 2010 by eileen*

**college calculus-initial value**

dy/dx=cos(7x)+5/pi initial condition y(pi/4)=2
*December 6, 2010 by eileen*

**COLLEGE CALCULUS. HELP!**

anti-derivation given f"(x)=3x+0 and f'(-1)=1 and f(-1)=5 find f'(x)=? and find f(2)
*March 30, 2012 by MILY*

**college calculus**

evaulate an intergral for length of curve with y=(sqrt(4-x^2)) and 0 <_ x <_ 2 im lost, i think i know how to apply the formula but its so difficult to integrate and i need to show all my work!
*March 10, 2008 by andrew*

**English**

1. He got into college last year. 2. He went into college last year. 3. He got to college last year. 4. He went to college last year. (Are the four all the same in meaning? Which ones are commonly used?)
*March 8, 2011 by rfvv*

**physics**

Determine the acceleration and normal force of system below. Assume no friction, the mass equal to 10.0 kg and the angle equal to 60.0 degrees. Assume gravity equals 9.8 m/s/s. The picture looks like a right triangle with a box sliding down it. I am a 9th grader in conceptual ...
*December 1, 2010 by Anonymous*

**stats**

This week we practice with Binomial Distribution. You can use Appendix Table E or Excel Function Binomdist. About 30% of adults in United States have college degree. (probability that person has college degree is p = 0.30). If N adults are randomly selected, find probabilities...
*November 10, 2011 by mary*

**ECONOMICS**

Suppose your college charges you separately for tuition and for room and board. What is a cost of attending college that is not an opportunity cost? What is an explicit opportunity cost of attending college? What is an implicit opportunity cost of attending college?
*March 15, 2013 by RAJA*

**college-physics**

how to write scientific report on physics
*September 19, 2012 by Meenakshi*

**college calculus**

find a and b so that f(x)=x^2+ax+b has a local min at (6,-5) i found the derivative: f'=2x+a then i found a 0=2x+a 0=2(6)+a 0=12+a a=-12 but i can't seem to get the correct value for b. i plugged -5 into the original function, but my book says the answer is b=31. how do i get ...
*October 23, 2008 by kate*

**Math-Statistics**

A marketing research company needs to estimate which of two soft drinks college students prefer. A random sample of n college students produced the following 98% confidence interval for the proportion of college students who prefer drink A: (0.384, 0.424). Identify the point ...
*November 28, 2009 by Ashley*

**economics**

I need to review a n example of an essay on a 700-1,050 word essay on one good that you have had experience purchasing and the good I chose is online college explaining factors that could cause possible chandes in supply and demand. Determine at least 2 substitutes there may ...
*August 14, 2010 by krissy*

**COLLEGE CALCULUS. HELP!**

1. If f(x)=sin(x^2), Find f'(x) and f'(1) 2. If d/dx(f(3x^3))=9x^2, Calculate f'(x). 3. Let f(x)=cos(6x+6), find f'(x) 4. Let f(x)=-2sec(2x), find f'(x)
*February 27, 2012 by stacy*

**Mat 126**

A community college has 3,000 students and 90 instructors. The college plans that enrollment will be 3,500 next year. How many new instructors should be hired if the college wants to keep the same student to instructor ratio? 13 instructors 15 instructors 105 instructors 77 ...
*October 10, 2010 by Derek*

**statistics**

A teacher is interested in finding out how many hours a day a college student at Monroe Community College exercises. The teacher randomly chooses 1000 college students and asks them, How many hours do you exercise? Explain whether there could be any bias in the data the ...
*February 15, 2015 by Dana*

**Pre-Calculus/Calculus**

I am too embarassed to ask this Calculus (really pre-calculus) question in tutoring, because I know I should know. Is the inverse of f(x)=3x-1 actually f(x)=1/3x+1? How do I find it? What if it asks the same equation replaced with f to the -1 power (x)? I think I know how the ...
*July 1, 2008 by Molly*

**College Physics w/Calculus**

(a) What is the escape speed on a spherical asteroid whose radius is 570 km and whose gravitational acceleration at the surface is 3.1 m/s2? (b) How far from the surface will a particle go if it leaves the asteroid's surface with a radial speed of 1000 m/s? (c) With what speed...
*December 14, 2010 by Oriana*

**COLLEGE CALCULUS. HELP!**

1. If f(x)=tan3x, find f'(x) and f'(3). 2. let f(x)=3cos(cosx), find f'(x). i got stuck. i dont know im doing it right way, f'(x)=tan3x*1
*February 28, 2012 by dania*

**COLLEGE CALCULUS. HELP!**

Evaluate the definite integral ∫(0,2) (x-1)^25 dx.. thats how i got stuck u=x-1, then du=dx =∫(0,2) u^25du =(1/26)u^26. i dont know what to do with integral (2,0)..
*April 14, 2012 by LILY*

**college calculus**

a point is moving on the graph of xy=30. when the point is at (6,5), its x-coordinate is increasing by 6 units per second. how fast is the y-coordinate changing at the moment
*March 31, 2010 by daren*

**college calculus**

a point is moving on the graph of xy=30. when the point is at (6,5), its x-coordinate is increasing by 6 units per second. how fast is the y-coordinate changing at the moment
*March 31, 2010 by daren*

**College Algebra**

A bank credit card charges interest at the rate of 23% per year, compounded monthly. If a senior in college charges $1,700 to pay for college expenses, and intends to pay it in one year, what will she have to pay?
*October 28, 2013 by Dee*

**Math**

i go to college and it take 40 to 45 gallon every monthto go to college, some time cost of the gallon varies 2.96 to 3.61 /gallon . what would be my weakly cost to drive college. please answer . i come up with 21 dolor.Am i right or miss some thing .
*December 1, 2011 by hiba*

**Education facts**

What percent of high school graduates go onto college(can be either 2,4or 8 year degree) and.. What percent of those that go onto college graduate from college with a degree. Please post your reliable sources that you got the information from. If you could put in in mla format...
*July 13, 2010 by Hannah*

**Lincoln College Of New En**

it has been found that 85.6% of all enrolled college and university students in the U.S. are undergraduates. A random sample of 500 enrolled college students in a particular state revealed that 420 of them were undergraduates. Is there sufficient evidence to conclude that the ...
*April 26, 2013 by Paula*

**College physics - Center of mass**

College Physics- Center of Mass? The objects in the figure below are constructed of uniform wire bent into the shapes shown (Figure 1) . Each peice has a length of 0.15 . There are two objects that we need to figure out the x- and y-coordinates of the center of mass of the ...
*October 10, 2012 by Herosugar*

**Finite Math**

Fifty percent of students enrolled in calculus class have previously taken pre-calculus. Thirty percent of these students received an A for the calculus class, whereas twenty percent of the other students received an A for calculus. Find the probability that a student selected...
*June 10, 2015 by Nikole*

**statistics**

Of the 300 employees that were surveyed, 200 had college degrees, 50 were single, and 30 were both single and had college degrees. What is the probability that an employee chosen at random is single or has a college degree?
*April 6, 2010 by sam*

**college calculus**

lim x->a f(x)= 0 , lim x->a g(x)=infinity show that lim x->a [f(x)]^(g(x))= 0
*February 8, 2012 by Anonymous*

**college pre-calculus**

An investment of $4000 is deposited into an account in which interest is compounded monthly. Complete the table by filling in the amounts to which the investment grows at the indicated times. (Round your answers to the nearest cent.) r = 4%
*September 18, 2012 by mandy*

**College Calculus**

The graph A(x) has points (-3,0), (0,-2), (1,0) and (2,3). If C(x) is defined by C(x)=A(2x+3), then what is the domain and range of C and how would the graph of C(x) look like? Also, is there any way to find what the actual equation of A(x) is with the points listed above? ...
*September 7, 2011 by John*

**college**

Do students at various colleges differ in how sociable they are? Twenty-five students were randomly selected from each of three colleges in a particular region and were asked to report on the amount of time they spent socializing each day with other students. The results for ...
*December 21, 2009 by Sandra*

**How to get quick responses to your math questions**

Math is a wide subject, ranging from K to 11, college and university. Then there is algebra, trigonometry, geometry, arithmetic, calculus, number theory, ... etc. Not all teachers answer all math questions (many do). If you would give a little more detail on which branch of ...
*May 25, 2013 by MathMate*

**statistics**

based on a random sample of 640 college students, the mean amount of sleep college students. construct a 95% confidence interval for the mean amount of sleep per night for college studenrs.
*November 13, 2011 by jamie brice*

**College**

Im want to fill an application for Prince Geroges Community College online. what is the link?
*March 24, 2008 by Bryan*

**thermochemistry college**

does anyone know profesor of green river community college, auburn,wa, sue critchlow ????
*December 8, 2009 by eva*

**College Accounting**

What are the advantages and disadvantages of going to college directly after high school?
*January 27, 2010 by Lynne*

**Statistics**

A poll was taken of a random sample of 1189 college students. Of these students, 789 reported that they had a drinking binge (more than 10 drinks in an evening) in the past month. Select the most believable conclusion. A. About 66.358% of college students indulged in binge ...
*September 11, 2014 by Amy*

**Calculus**

What is the use of Calculus? How is it use in jobs? What jobs use Calculus? Calculus is used in engineering, economics, any physical science, and in business (e.g., actuary studies and statistics).
*May 5, 2007 by Anonymous*

**College Accounting**

What are the advantages and disadvantages of getting some work exparience before going to college?
*January 27, 2010 by Lynne*

**College Accounting**

What time and financial constraints have you faced since starting college? How did you deal with them?
*February 1, 2010 by Lynne*

**college majors**

I want to become a pediatrician, what should i major in college for?
*September 4, 2009 by Kate*

**College Calculus**

Suppose the series An (from n=1 to INF) is known to be convergent. Prove that series 1/(An) (from n=1 to INF) is a divergent series. I have no idea what to do... please help!
*March 24, 2008 by Mandy*