Number of results: 224,314
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 ...
Tuesday, July 1, 2008 at 10:38pm by Molly
calculus
Can someone please tell me what the word "WHOLE" AND "IRRATIONAL" MEAN IN CALCULUS? THANKS
Tuesday, September 2, 2008 at 12:39pm by Mike
Physics, Calculus(alot of stuff together)= HELP!!!
Can someone please check my Calculus work and see if it is correct? THANK YOU =D
Sunday, September 16, 2007 at 7:12pm by ~christina~
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.
Thursday, July 10, 2008 at 3:38pm by jules
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
Sunday, November 1, 2009 at 12:14am by Calculus
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
Saturday, October 31, 2009 at 11:45pm by Calculus
math-calculus
It is almost 11 and I have to quit. Probably someone on the West Coast will see them.
Wednesday, January 18, 2012 at 10:29pm by Damon
Calculus: Derivatives
I'm having trouble understanding what derivatives in calculus (instantaneous speed) is. Can someone please explain it to me, or provide some easy links to learn from? Thanks!
Sunday, September 9, 2007 at 8:32pm by Joe
math
8. In an interview of 50 math majors, 12 liked calculus and geometry 18 liked calculus but not algebra 4 liked calculus, algebra, and geometry 25 liked calculus 15 liked geometry 10 liked algebra but neither calculus nor geometry 2 liked geometry and algebra but not calculus. ...
Monday, November 30, 2009 at 9:02pm by poo
Math (Calculus)
Use implicit differentiation to find the slope of the tangent line to the curve y/(x–9y)=x^6–2 at the point (1,-1/-8). Can someone please help me? I dont understand
Friday, November 30, 2012 at 6:39pm by Alex
Calculus AB (AP)
Hi, I have a calculus test tomorrow and I understand how to complete all of the problems, but I am unsure behind the reasoning of taking two derivatives. Can someone please explain the following: 1. g(x)=e^(f(x)) g'(x)=e^(f(x))f'(x) 2. f(x)=Integral from 0 to 3x of the...
Wednesday, April 13, 2011 at 2:47am by Jake
math
Which would be more beneficial for someone (who intends on going to a university) to take senior year of high school: AP Statistics or AP Calculus?
Thursday, February 14, 2013 at 10:49pm by Meg
Pre-Calculus
Could someone help me with this-we learned this today in school but I'm not getting it now that I'm home with my homework-I have lots of these to do can someone help with this one and then maybe it'll click-thank you Find (sqrt3/2 -1/2i)^4 by using DeMoivre's ...
Monday, October 10, 2011 at 5:35pm by Anne
calculus
can someone please asap
Saturday, May 4, 2013 at 2:48pm by akash
pre calculus
Can someone please help me with this???????
Thursday, December 15, 2011 at 7:40pm by anon
calculus
post your question and someone will help you
Tuesday, October 28, 2008 at 12:46pm by Manny
Math/ Calculus Please HELP!!!
An object at rest begins moving horizontally on the x-axis, starting at position x(t) = 0 feet at time t = 0 seconds.Suppose, after exactly 2 seconds we measure the position of the object to be 3 feet to the right of the origin AND measure the object to be moving to the ...
Tuesday, April 2, 2013 at 1:30am by Marto
Algebra
In an interview of 50 math majors, 12 liked calculus and geometry 18 liked calculus but not algebra 4 liked calculus, algebra and geometry 25 liked calculus 15 liked geometry 10 liked algebra but neither calculus nor geometry 2 liked geometry and algebra but not calculus. Of ...
Monday, January 11, 2010 at 8:45pm by Anita
Calculus
I need to integrate ((e^-x)^2 - (-ex)^2)dx Can someone help?
Sunday, May 6, 2012 at 6:36pm by Kira
Calculus
can someone start over on this problem?
Saturday, November 24, 2007 at 10:52am by Destinee
math
I dont understand this calculus problem at all. can someone show me step by step? Find all values of x for which the function is differentiable
Saturday, October 3, 2009 at 9:19pm by alison
artist
I don't think anyone could give you a precise reason. The reasons probably differ from person to person. Someone likes the sounds of a particular instrument. Someone likes the measured notes -- finding it similar to math. Someone simply likes it and cannot explain it. Etc...
Tuesday, September 23, 2008 at 4:48pm by Writeacher
Calculus
i am still lost can someone please explain
Monday, January 11, 2010 at 8:29pm by hardik
Calculus
i am still lost can someone please explain
Monday, January 11, 2010 at 8:29pm by hardik
Calculus BC
Can someone help me differentiate this? f(x)= 2cos(5 ln(x)) So what is f'(x)?
Thursday, October 29, 2009 at 2:20am by Karen
Calculus
Can someone please tell me how to derive V=4/3pi(r)^3 to get x^2+y^2=r^2?
Sunday, March 23, 2008 at 1:31am by Jess
Calculus Graph help!!!
I need help with a calulus graph and figuring out its equation but it wont let me post the picture of the graphs here. so will someone who understands Calculus and their graphs super well please email me k m k underscore horse lover at hot mail dot com. no spaces and an actual...
Wednesday, May 2, 2012 at 9:44pm by kelsey
Pre-Calculus
translate this polar equation into a rectangular form: rsin(2theta)=sin(theta) My answer: r2sin(theta)cos(theta)=sin(theta) 2rcos(theta)=1 2x=1 x=1/2 This is the only answer I can get and someone told me it's wrong. Would someone please help me with this
Monday, December 13, 2010 at 7:57am by Sara
Math
Whats a consisnent. like suppose 2,3,6,9,8 Can someone help please? Can someone help please: What are conssitent numbers in math? i need help on my math its algebra
Tuesday, December 5, 2006 at 6:29pm by Paris
Calculus
Greetings, This is a question about selecting courses for my semester. I was planning to take Calculus 3 (Mostly 3-Dimensional topics involving calculus) and a C++ programing course. If you have heard of these courses, can you please tell me your thoughts about me taking these...
Tuesday, January 3, 2012 at 9:26pm by Simon
calculus
Hey I am working on differentiation/quotient rule for this problem...can someone help me? x^2-3/x-2.
Sunday, July 1, 2012 at 9:59pm by hi
Calculus
can someone help me find the antiderivative of: f(x)=4x times the squareroot of (1-x^2)
Friday, May 11, 2012 at 7:17pm by Ken
Calculus
int x^9*(sin(x^5)) Can someone please explain me how to do this integral?
Sunday, September 4, 2011 at 5:28pm by Carole
Calculus
int x^9*(sin(x^5)) Can someone please explain me how to do this integral?
Sunday, September 4, 2011 at 1:45pm by Carole
Pre calculus
f(x)={ x+5, if x>0 3, if x<=0 Graph the function can someone please help
Monday, July 4, 2011 at 3:49pm by HELP
Repost- Calculus; someone please help
is the max. area 3.6945? thanks.
Wednesday, February 9, 2011 at 10:18pm by Amanda E.
Pre Calculus
Write an explicit formula... 3,4/3,1,6/7,7/9 Can someone help me out?
Wednesday, March 4, 2009 at 7:52pm by MJ
Honors Pre-Calculus
Can you or someone else please clarify your explanation. Thank you.
Tuesday, September 11, 2007 at 9:04pm by Anonymous
calculus-can someone please help me with this ques
x-3 = 0 means x = 0 so the polynomial is zero at x = 3 also at - 4 i and at + 4 i
Thursday, December 27, 2012 at 5:08pm by Damon
calculus-can someone please help me with this ques
a- x-1 and x-5 both have odd mult. of 1 b- (1,0) and (5,0)
Monday, December 17, 2012 at 6:13pm by Rachel
Calculus II
please someone help this is due tomorrow and i don't know where to start with solving this!
Wednesday, October 17, 2012 at 1:43pm by Lauren
calculus
never mind I got it but could someone just help me with this one. A(s)= -11/s^6
Thursday, September 20, 2012 at 3:39pm by maura
Calculus
Find the limit: lim x-> 2 ln(x/2)/ (x^2−4) Can someone help me with this?
Wednesday, April 13, 2011 at 8:30pm by Catherine
Repost- Calculus; someone please help
Yes it is the right equation. Good job!
Wednesday, February 9, 2011 at 10:18pm by Kate
Calculus
Apparently it diverges to negative infinity. Can someone please explain to me why?
Friday, October 22, 2010 at 8:34pm by Hannah
Calculus
Can someone help me to integrate by substitution the indefinite integral: (sinx)/ (1+cos(^2)x)?
Saturday, July 24, 2010 at 11:00pm by Em
calculus
derivative of y=ln x/x^2 can someone double check the answer 1-2lnx/x^3
Wednesday, November 11, 2009 at 2:23pm by jackie
calculus
I still don't fully understand the notation and the commas. Sorry, maybe someone else can help you.
Monday, November 26, 2007 at 11:59am by Michael
Math (Calculus?)
[x^5(-3)(x^2+1)^-4(2x)]-(x^2+1)^-3(5)x^4] / (x^5)^2 Can someone show my how to simplify this, step by step? So far I got that the denominator should be x^10 because of the exponents, and (x^2+1)^-4 could be simplified as [(x+1)(x-1)]/4, likewise with (x^2+1)^-3, except the ...
Tuesday, September 9, 2008 at 8:21pm by Nikki
calculus
Marlyn: I removed your someone post. What drwls is saying, it appears that you are answer grazing, you show now work on a variety of topics, not indicating what you dont understand about the question. Surely you know something..that is our starting point for teaching. We cant ...
Sunday, December 6, 2009 at 5:41pm by bobpursley
Math: Calculus
Estimate the area under the graph of f(x)=x^2+2x from x = 4 to x = 10 using 3 approximating rectangles and left endpoints. I got 290.25 as my answer but it's wrong. Would someone explain to me how to answer this question.
Friday, November 12, 2010 at 7:02pm by REALLY NEED HELP!!!!
What Makes A Good Math Teacher?
Someone who is eternally patient with those to whom math equals a language not spoken on Earth, who is working like they are demented but still 'doesn't get it'. Someone who can find 57 ways (patiently) to explain the same concept. Who applauds with every step ...
Friday, February 22, 2008 at 4:29pm by GuruBlue
Calculus AB
I have to find the integral of (e^3lnx + e^3x)dx. Can someone help me?
Tuesday, February 21, 2012 at 1:21pm by Sarah
Calculus
Can someone help me with this question. With steps. Examine the continuity of the function h(x)= -x, if x<0 0, if x=0 x, if x>0
Saturday, February 11, 2012 at 1:16am by Matthew
calculus
addendum to previous ques. hope someone will deal with this seriously.
Friday, August 13, 2010 at 8:05am by arron hamilton
calculus - limits
can someone help me determine that limit for the following function, as x --> -2? 2 - abs(x) / 2 + x
Sunday, October 4, 2009 at 3:39pm by thomas
Calculus
Find the derivative. Simplify as much as possible. s(x)=(9-12x)/[(x/3)-(1/4)] Can someone explain this to me
Wednesday, November 14, 2007 at 7:14am by Britt
calculus-can someone please help me with this ques
Find all zeros of the following polynomial. Write the polynomial in factored form. f(x)=x^3-3x^2+16x-48 I put: x^2(x-3)+16(x=3) (x-3)(x^2+16) For zeros: x-3=0 x=0 **My teacher stated check the equation solution again. What is the value for x and hence what is the zero for the ...
Thursday, December 27, 2012 at 5:08pm by allison--Please help!!
calculus - what is the derivative?
I find it hard to understand that somebody who is studying Calculus would ask this question, and I don't know where to begin to give you an answer. This is as basic as it can get in terms of first year Calculus. Did you walk into the wrong math class, and I am not being ...
Sunday, September 21, 2008 at 2:42pm by Reiny
math
can someone tell me if this is right T=1/5(x-y+z) = x+z-y and can someone please help me with this one F(x)=x^2-6x-27 / x^2-1
Monday, March 4, 2013 at 4:53pm by mace
math
So you want to win the Nobel prize in calculus education? If someone is having difficulty, it is never simple. I like a production model, in which unit prices vary by some known formula of production. But it seldom is simple to all.
Tuesday, October 14, 2008 at 11:50pm by bobpursley
math,algebra
can someone help me create one statement in english representing an algebraic representation. previously someone helped me out but that wasn't what they were looking for someone gave me: a squared plus b squared equals c squared. the instructor said that it needs a full ...
Monday, January 1, 2007 at 2:46pm by jasmine20
calculus
nevermind i understand i took another look at it and its clear. thank you so much for getting back to me!!
Tuesday, August 28, 2012 at 9:12pm by someone please help me with this!!!!
Calculus
thanks allie but i need someone to show the work to how they got those answers too please :)
Sunday, October 2, 2011 at 7:20pm by Allison
Calculus
can someone break down how to take the integral of this problem? 20te^-10t dt
Sunday, October 25, 2009 at 8:11pm by Bobby
calculus
Solve the equation for x. e^ax=Ce^bx, where a cannot equal b Can someone explain this pleaseee!
Tuesday, September 23, 2008 at 8:42pm by Sarah
calculus
can someone explain to me the steps to solve this problem? find the derivative: (3x^2+7)(x^2-2x+3)
Thursday, August 30, 2007 at 11:22pm by wendy
Math
that would be dy/dx = -8x - 17 I am somewhat bothered by your question. If you are studying Calculus, then you should have known the answer. If you are not taking Calculus, then the question does not belong. The type of problem you asked is fundamental to the study of Calculus.
Sunday, January 25, 2009 at 12:04am by Reiny
Calculus
An important problem in mathematics is that of root finding: that is, given a function f (x), finding any roots of f in an interval. Exact methods exist for many functions: • In the case of a linear function f (x) = ax + b, this is easy. – If a ≠ 0, then x...
Thursday, May 3, 2012 at 2:58am by Kim
Math
Hi, I have to do a project on the Shell Method in my Geometry class. I have been trying to find information on that topic, but have no luck... can someone point me to the right direction as of what keyword to search for, or is there any sites or books or video that have such ...
Saturday, April 14, 2007 at 11:50pm by Billy
Math
An object at rest begins moving horizontally on the x-axis, starting at position x(t) = 0 feet at time t = 0 seconds.Suppose, after exactly 2 seconds we measure the position of the object to be 3 feet to the right of the origin AND measure the object to be moving to the ...
Monday, April 1, 2013 at 11:01pm by Chris
pre calculus
find the average rate of change of f(x)=x^3-5x+3: a. from -6 to -3 b. from -1 to 2 c. from 2 to 8 I am so lost, can someone please show me how to do this?
Wednesday, March 27, 2013 at 1:49am by courtney
calculus quick question
g(x)= sqrt(1-4x^2) Can someone help me find the first and second derivatives please!
Sunday, December 2, 2012 at 12:08pm by dt
Calculus
Find the equation of the tangent to the curve x^2+y^2=25 at (-3,4). I'm really confused on how to get the answer, someone please help
Wednesday, October 19, 2011 at 6:02pm by Michael
Pre Calculus
Can someone help me solve this problem: cos^2x + 5cosx - 2= 0 I am having trouble finding x
Thursday, February 5, 2009 at 7:05pm by Anonymous
College Calculus
Could someone explain how to distinguish improper integrals in non-mathematical terms so I may understand? Thanks!
Thursday, February 28, 2008 at 7:59pm by Matt
MATH please help
An object at rest begins moving horizontally on the x-axis, starting at position x(t) = 0 feet at time t = 0 seconds.Suppose, after exactly 2 seconds we measure the position of the object to be 3 feet to the right of the origin AND measure the object to be moving to the ...
Wednesday, April 3, 2013 at 1:11pm by Mike
Big MATH Help needed
An object at rest begins moving horizontally on the x-axis, starting at position x(t) = 0 feet at time t = 0 seconds.Suppose, after exactly 2 seconds we measure the position of the object to be 3 feet to the right of the origin AND measure the object to be moving to the ...
Monday, April 8, 2013 at 1:25am by Rosie
Survey of Calculus
For the function below, find the slope of the tangent line at x=2 (5x^(4)+4)/(-2x^(3)+7) Can someone explain how to do this?
Sunday, February 24, 2013 at 10:30pm by Matt
calculus
I hope that someone is you. You were given a challenging task. Get started. That is a serious response. We will be happy to critique your thinking.
Friday, August 13, 2010 at 8:05am by bobpursley
Calculus II
Can someone help me with this problem? Find f if f''(x) = x^-2, x>0, f(1)=0, and f(2)=0. I tried using antiderivatives but I realized I couldn't take the antiderivative of x^-1.
Saturday, January 24, 2009 at 11:07pm by Marta
calculus
the equation cosx=x has a solution in what interval?...the answer is given as [0,pi/2] can someone please explain why?? thnks
Thursday, November 13, 2008 at 11:02am by sylvia
Calculus
Trying find the critical numbers for X^3+X^2-8x But i cant remember how to simplfy the derivitive of 3X^2+2X-8 can someone help me?
Tuesday, November 6, 2007 at 10:27pm by dustin
Calculus
The following Summation 1 2 1 2 1 2 ------ x - + ------ x - + ------ x - 1+(2/n) n 1+(4/n) n 1+(6/n) n is a right Riemann sum for this integral ç f(x)dx With subintervals [1,3] can someone help me solve for the inegrand which is f(x).?
Monday, April 16, 2007 at 9:59am by jimmy
Self-Taught Mathematicians
Those of us who love math certainly know two basic facts about Mr. Gottfried Wilhelm Leibniz: (1) He and Newton (our calculus guy) did not get along AND (2) Mr. Leibniz was a self-taught mathematician My question is for all tutors here who love math. What is your view of ...
Friday, February 22, 2008 at 4:26pm by Guido
Can someone help me
multipy both sides by 44x Then take the square root of each side. Math question here. Can someone solve this for me?1/x=x/44
Monday, May 21, 2007 at 7:03pm by bobpursley
Pre-Calculus
What they did in their example is substitute x with one. I wasn't exactly sure why they were doing that so I came on here in hopes that someone could better explain it. Thank you!
Tuesday, January 22, 2013 at 12:45am by Caroline
calculus
I see that someone else on here had the same problem, I wanted to find the solutions for 5xe^x+1 but its not really an equation.
Tuesday, June 28, 2011 at 4:28pm by Ashley
Calculus
Simplify as much as possible: e^3ln5 Does the three become an exponent on 5? So.. =e^ln5^3 =25 Can someone verify this for me please?
Sunday, October 3, 2010 at 4:52pm by Jon
Calculus
Would someone please tell me how to solve these two problems? Find the indefinite integral: x(x-1)^5 dx (v^2)(1-v)^6 dv
Wednesday, November 18, 2009 at 4:52pm by Richard
Calculus
Use the quotient rule to find f'(x): f(x) = [(x+4)(x-5)]/[2x(x+3)] For the first part...do I put them together? Can someone please complete this.
Wednesday, May 28, 2008 at 6:34pm by Sam
Calculus
I am having a lot of trouble doing these types of problems. Can someone show me how to do this. Thank you for your time. Evaluate the definite integral 4 x(x+3)dx 0
Wednesday, May 14, 2008 at 9:31pm by Elena
Calculus - Maths
I can't do them for you. You can work on them and let us know where you're having difficulties understanding. (I have to go now, so maybe someone else will take over.)
Monday, November 26, 2007 at 7:00am by Michael
English
A refers so directly to someone that his name is given! B also refers directly to someone, as a "gentleman"! C refers to someone THROUGH someone else ... the bridegroom of Bellona, in this case.
Thursday, October 25, 2012 at 10:51am by Writeacher
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 ...
Thursday, October 26, 2006 at 1:27am by Ted
Math
Please post your NEW question with the "Post a New Question" link -- and put Calculus in the School Subject box. Be sure to state your question clearly as well as what you've done so far in your attempt to solve the problem. Someone will help you. =)
Wednesday, October 31, 2007 at 9:15am by Writeacher
Calculus
An object at rest begins moving horizontally on the x-axis, starting at position x(t) = 0 feet at time t = 0 seconds.Suppose, after exactly 2 seconds we measure the position of the object to be 3 feet to the right of the origin AND measure the object to be moving to the ...
Thursday, April 11, 2013 at 3:00am by Rosie
English
l. has been let by Mr Bingley,= sorry but I don't understand the "let" = did someone "let" a room/apartment OR did someone "let/allow" something to someone? That was the only question I had. Sra
Monday, February 8, 2010 at 3:23pm by SraJMcGin
What Makes A Good Math Teacher?
I think a good math teacher is someone who can explain math topics at the level of students. A good math teacher is someone who does not try to impress students with his or her math skills (college math professors are famous for boasting). In your opinion, what makes a good ...
Friday, February 22, 2008 at 4:29pm by Guido
Calculus
I'm having difficulty figuring #2 of this prob;em. I'm utterly clueless. Can someone explain it? Please and thank you. y=x 2. List the roots of the function.
Thursday, August 18, 2011 at 5:15pm by Elee
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