Wednesday

April 23, 2014

April 23, 2014

Number of results: 240,613

**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*

**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 - 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**

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*

**Math - check answer**

oops! I didn't realize you were doing calculus. Your calculus is correct.
*Tuesday, January 29, 2013 at 5:48pm by Henry*

**Math - check answer**

OOPS! I didn't realize you were doing calculus. Your calculus is correct.
*Tuesday, January 29, 2013 at 5:50pm by Henry*

**Math:Calculus**

Use the Fundamental Theorem of Calculus to find the derivative of g(x)=1/(1+t^5)dt in the interval 1 to x.
*Monday, November 22, 2010 at 9:14pm by HELP!!!!*

**math-calculus**

btw this is actually pre-calculus publisher is absolute value publications
*Tuesday, January 17, 2012 at 11:28pm by Shreya*

**math**

Are you doing pre-calculus or calculus? In calculus, the maximum is obtained by setting f'(t)=derivative with respect to t = 0 and solving for t. In pre-calculus, you can transform the expression by completing the squares. Ax² + Bx + C =A(x²+ (B/A)x + C/A) =A((x + (B...
*Tuesday, September 8, 2009 at 10:22pm by MathMate*

**calculus**

You are welcome. So many times, students know the Calculus, but it is something from past math courses that cause the issue with finding the final answer.
*Saturday, March 2, 2013 at 1:42pm by Dr. Jane*

**Calculus 2**

http://www.math.hmc.edu/calculus/tutorials/convergence/ Scroll down to "Alternating series test"
*Saturday, November 3, 2012 at 8:12pm by Damon*

**math, calculus 2 **

Use part 1 of the Fundamental Theorem of Calculus to find the derivative of g(x)= integrate from 9x to 4x of ((u+4)/(u-1))du
*Wednesday, August 29, 2012 at 9:55pm by bobby*

**Calculus**

come on. even without calculus you know that the vertex is at (3,-1). With calculus, f' = 2x-6, and f is increasing where f' > 0
*Sunday, February 12, 2012 at 10:31pm by Anonymous*

**Calculus I**

This post was also placed at freemathhelp, on the calculus board with titled, "Calculus I". No work is shown at either location. Sad.
*Tuesday, September 2, 2008 at 4:53pm by Mark*

**CALCULUS**

Now as a personal note, if you are having problems with these and you are in calculus, I would do some soul searching about your math preparedness. Something is just not right here. If you put Calculus in your subj title and you are in Alg II, you are pretending to be ...
*Tuesday, March 24, 2009 at 11:42am by bobpursley*

**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.
*Monday, July 28, 2008 at 9:36pm by jules*

**Calculus - Urgent!!!**

try http://archives.math.utk.edu/visual.calculus/4/antider.1/
*Thursday, April 26, 2012 at 5:18pm by Damon*

**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).
*Saturday, May 5, 2007 at 9:27pm by Anonymous*

**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*

**Algebra 2**

You have titled the post "algebra 2". Does that mean that you have done calculus, or should the solution be without calculus? We usually solve maximization problems by linear programming or calculus. However, this problem can also be solved by tabulation without using calculus...
*Thursday, February 24, 2011 at 10:33pm by MathMate*

**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 ...
*Saturday, May 25, 2013 at 9:45am by MathMate*

**calculus**

You've posted 7 calculus questions without showing us how YOU think YOU should solve these problems. I suggest you post your ideas -- and then you're more likely to get feedback from our math teachers.
*Saturday, June 28, 2008 at 9:54pm by Ms. Sue*

**Physics (Please)**

Newton ponder all this, and had to invent calculus to explain what was happening. Hold your questions until calculus, you will get the answer there. Work is in calculus terms, the integral of force *dx integrated over the path. Remember that, then in calculus, all your terms ...
*Monday, October 19, 2009 at 8:29pm by bobpursley*

**Calculus**

This is not calculus,it is beginning algebra. What is the point of labeling it calculus?
*Saturday, January 26, 2008 at 10:14pm by bobpursley*

**Calculus**

hint: apply L'Hopital's Rule math(dot)hmc(dot)edu/calculus/tutorials/lhopital/
*Sunday, September 12, 2010 at 7:54pm by Anonymous*

**Calculus**

This is calculus? h(x)= x^3-x^2+x+6 h(-8) Plug -8 in for x and do the math.
*Tuesday, January 25, 2011 at 12:43pm by helper*

**math**

If you know Calculus, h ' (t) = -9.8t + 9.8 = 0 for a max of h 9.8t = 9.8 t = 1 h(1) = -4/9(1) + 9.8 + 1 = 5.9 m If you don't know Calculus, complete the square h(t) = -4.9 [t^2 - 2t +1 - 1 ] +1 = -4.9 [ (t-1)^2 - 1 ] + 1 = -4.9(t-1)^2 + 4.9 + 1 = -4.9(t-1)^2 + 5.9 so the ...
*Sunday, April 14, 2013 at 10:58pm by Reiny*

**PRE-CALCULUS**

THIS IS FOR ALGEBRA/PRE-CALCULUS MATH. I POSTED IT JUST AS THE TEACHER WROTE IT.
*Tuesday, September 13, 2011 at 10:41pm by aLVIN*

**calculus**

This is not calculus, it is vector math. Work it as a Algebra II vector problem, breaking it into components. Most in the real world of navigation would do this graphically.
*Wednesday, May 5, 2010 at 7:01am by bobpursley*

**math-calculus**

1.For any function y+f(x), express dy/dx using limit notation. Give a clear explanation for your given answer. you probably meant to type y=f(x) By definition dy/dx = Limit (f(x+∆x) - f(x))/∆x as ∆x-->0 The explanation of this equation is the whole basis ...
*Monday, March 26, 2007 at 9:40pm by Chris*

**CALCULUS**

even without calculus, since this is just a trapezoid with bases 4 and 6, height 2. 5*2 = 10 now, using calculus, integrate under the curve, from 1 to 3 integral[1,3] x+3 dx = x^2/2 + 3x [1,3] = (9/2 + 9) - (1/2 + 3) = 10
*Tuesday, November 27, 2012 at 12:05am by Steve*

**Pre-calculus**

Looks like calculus not pre-calculus to me by the way. I do not see how to do it without taking the derivative.
*Tuesday, November 27, 2012 at 6:01pm by Damon*

**math**

Resource allocation podunk institute of technologys math deaprtment offers two cources: finite math and applied calculus.each section of finite math has 60 studnets, and each section of applied calculus has 50. The department is allowed to offer a total of up to 110 sections...
*Friday, November 29, 2013 at 4:19pm by Swayne*

**Explanation for calc. answer**

Because it is easier to write down. Your summer course in calculus is being taught in a way that seems to be more about "conceptual math" than teaching the basics. I learned calculus over 50 years ago, am not used to this kind of teaching, and will not be responding to posts ...
*Monday, July 7, 2008 at 11:21am by drwls*

**math**

Have you considered a Calculus Text? Even a review/study guide? Schuam's College Outline Series, College Calculus is very good. It is available at Barnes Noble. http://math2.org/math/derivatives.htm
*Thursday, October 9, 2008 at 12:52am by bobpursley*

**Math: Calculus**

The easier way is to use integral calculus: distance= INT (f(t))dt=INT 7t*dt from 0 to 7 = 7/2 49 check that with your graph.
*Wednesday, November 10, 2010 at 3:35pm by bobpursley*

**Math: Calculus**

http://www.math.montana.edu/frankw/ccp/calculus/numerical/newton/learn.htm
*Thursday, November 4, 2010 at 4:28pm by bobpursley*

**Math: Calculus**

http://www.math.montana.edu/frankw/ccp/calculus/numerical/newton/learn.htm
*Thursday, November 4, 2010 at 4:32pm by bobpursley*

**Calculus**

What is the simplest solution to the Brachistochrone problem and the Tautochrone problem involving calculus? (I know that the cycloid is the solution but I need a simple calculus proof as to why this is the case)
*Thursday, May 27, 2010 at 12:13am by Sam*

**MATH/ CALCULUS PIPELINE**

ms sue please help me. If you type in this :Engineering Applications in Differential and Integral Calculus* onto google on page four you will see the map. Please help the title of this lab is designing a pipeline with minimum cost
*Wednesday, March 31, 2010 at 6:33pm by miley*

**math**

let the width be x and the length be y 2x + 2y = 40 or x+y=20 ---> y = 20-x Area = xy = x(20-x = 20x - x^2 Are you in Calculus? Then the solution is very easy If not in Calculus, complete the square of this quadratic, again a very basic problem. Let me know what you get.
*Tuesday, March 20, 2012 at 3:18am by Reiny*

**math (calculus)**

you have 704m of fencing to enclose 3 adjacent plots(not the same size) you must use calculus to fine the dimensions for which the total area is as large as possible. Find the largest possible total area.
*Wednesday, May 4, 2011 at 10:12pm by Ryan *

**calculus**

You have to be much more specific. What I recommend is you going to the nearest college bookstore, and looking at Schaum's Outline Series, Calculus (there are several titles, my favorite is Calculus of Scientists and Engineers). Take a look, they are excellent with solved ...
*Wednesday, August 19, 2009 at 4:06pm by bobpursley*

**Calculus**

Did you follow suggestion and sketch the lines? I see a triangle with vertices (0,0), (6,3) and (6,-6) You certainly would not need Calculus for this base = 9, height = 6 area = (1/2)(9)(6) = 27 If you have to use Calculus .... effective height = x/2 - (-x) = (3/2)x area = &#...
*Thursday, April 12, 2012 at 10:32pm by Reiny*

**Calculus**

Look in the index of your calculus book for derivative, definition of derivative. They may explain it better or search on google for "definition of derivative" calculus
*Sunday, December 9, 2007 at 3:11pm by Damon*

**calculus**

You do not need Calculus for this question, since this results in a trapezoid. The two parallel sides have lengths of 2 and 18 and the distance between them is 2 Area = 2(2+18)/2 = 20 if you insist on Calculus Area = [integral](8x+2)dx from 0 to 2 = |4x^2 + 2x| from 0 to 2 = ...
*Sunday, December 5, 2010 at 4:33pm by Reiny*

**Ok Joe .... Calculus**

Ok Joe, you have now posted 7 Calculus problems in the last 1/2 hour. Do you really expect us to do your assignment for you? Exactly what difficulties are you having with these rather basic Calculus questions? Show that what efforts you have made and I will gladly assist you ...
*Tuesday, April 3, 2012 at 5:51pm by Reiny*

**Math: Pre-calculus**

P=2(W+L) A=WL, so L = 180/W so, P = 2(W+180/W) This is pre-cal, so you don't have calculus at your disposal. But, you do know that a square has maximum area for a given perimeter. So, W = L = √180 = 6√5
*Sunday, October 6, 2013 at 5:35pm by Steve*

**Math( please help)**

a) x^2 is always + so min when x = 0 of 12 b) if you know calculus y' = -6x -12 = 0 at max Because -3x^2 forces parabola to open down) x = -2 so y = -3(4)+24+15 = 27 If you do not know calculus, find the vertex by completing the square. c) y = 3 x^2 -6 x + 5 y' = 6x-6 = 0 at ...
*Sunday, October 16, 2011 at 5:36pm by Damon*

**math-calculus**

30/x^2-25 = 3/x-5-2/x+5 i be left with 30 = 3x^2-75-2x^2+50 i not sure what to do? i use the quadratic formula? math-calculus - Steve, Saturday, January 7, 2012 at 3:38pm First, you have to simplify properly: 30/(x^2-25) = 3/(x-5) - 2/(x+5) 30 = 3(x+5) - 2(x-5) You were ok ...
*Saturday, January 7, 2012 at 5:38pm by Shreya*

**calculus**

1/4 x+5 4/5= 37/10 1/4 x= 37/10 - 58/10 solve for x This is hardly calculus, unless it is calculus of the 7th grade.
*Thursday, April 28, 2011 at 8:38pm by bobpursley*

**Math**

There are two ways to do this: calculus and completing the square. I don't know if they let you use calculus, so let's do it the other way. "y" is supposed to be the height. First find the value of x for which y is a maximum. Rewrite as y = -(x/2)^2 + 5x - (5)^2 + (5)^2 = 0 y...
*Friday, May 30, 2008 at 2:14pm by drwls*

**Calculus**

If you have done functions before calculus as most students do, you can rewrite the equation in the standard form: f(x)=a(x-h)+k where the vertex is found at (h,k) or f(x)=-(3/4)(x-2)²+3 where the vertex is found at (2,3). Confirm by Calculus: f(x)=3x-3/4x^2 f'(x)=3-(3/2)...
*Sunday, August 22, 2010 at 9:51pm by MathMate*

**Calculus**

Thank you very much, drwls. I actually understand it now! (You saved me in Calculus!) :-)
*Sunday, September 30, 2007 at 4:28pm by Jacob*

**calculus**

First of all, it is spelled calculus. Next, show your work so that we know where you need help. Okay?
*Sunday, February 17, 2008 at 7:11am by Guido*

**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*

**calculus**

Find the limit of this calculus problem.? (5x-3)/(ln(5+4e^(x)) x=inf
*Thursday, November 4, 2010 at 4:08pm by Zel*

**calculus**

I think you need a real tutor. You are asking questions that are fundamental to understanding calculus.
*Tuesday, June 28, 2011 at 11:26am by bobpursley*

**calculus**

this is part of calculus cause i need it to find critical points of a graph
*Tuesday, November 18, 2008 at 5:39am by alice*

**AP Physics**

Ok, good. It is kind of artificial because you are doing calculus without calculus.
*Saturday, June 13, 2009 at 7:48pm by Damon*

**calculus**

Calculus? You have to be kidding. h=1/2 g t^2 solve for t horizontaldistance=vi*time
*Saturday, December 5, 2009 at 11:37am by bobpursley*

**calculus**

A function has to be written as an equation. You just have an expression. Is this not Calculus?
*Monday, November 8, 2010 at 9:05pm by Reiny*

**calculus**

Why do we end up with f(x) instead of f(t) on the Second Fundamental Theorem of Calculus?
*Monday, November 7, 2011 at 7:58pm by Jose*

**calculus**

Why do we end up with f(x) instead of f(t) on the second fundamental theorem of calculus?
*Monday, November 7, 2011 at 9:01pm by Jose*

**CALCULUS-plz help!**

If I were you, I wouldn't be using Jiskha for Calculus III. What do you think?
*Tuesday, April 16, 2013 at 6:54pm by G. Bryce*

**CALCULUS - Check my answers :)**

Well Damon, calculus isnt supposed to be.. interesting. Haha
*Thursday, December 19, 2013 at 7:18pm by mathidislikeperson*

**Calculus, bobpursley! **

This has to do with my last Calculus problem. I need help on it..The part I replied to after you answered the question.
*Tuesday, September 21, 2010 at 8:01pm by Leanna*

**Calcuslus-Calculus-Calculus **

Thank you and yea i tried it but i was makin a minor mistake and now i see it .
*Wednesday, March 16, 2011 at 3:52pm by Mehak*

**Calculus**

The area is bounded by y= x^3, x= 2 is rotated around the x-axis. Find the volume using calculus.
*Tuesday, July 24, 2012 at 10:35am by Ted*

**Precalculus**

I assumed you are studying Calculus, since this is a typical Calculus question. Tell me otherwise
*Tuesday, October 23, 2012 at 6:30pm by Reiny*

**Urgent help calculus**

you have a rectangle with height 5 and width 8-x. So, 5(8-a) = 20 8-a = 4 a = 4 No need for calculus here!
*Wednesday, November 28, 2012 at 11:40am by Steve*

**AP Calculus**

okay thank youu so much. This is a summer review packet before calculus and I don't remember how to do any of this!
*Friday, July 12, 2013 at 12:33pm by Anon*

**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, ...
*Saturday, October 16, 2010 at 9:51pm by liz*

**Calculus grade 12 exam review PLEASE HELP ASAP !!**

THANK U! to be honest i really hate calculus and i didnt really pay attention in the course. im going into kin (of arts) so its a pre-req but i wont be taking any math or calc courses in university, i dont know why its a pre req then. but thanks u so much
*Thursday, June 21, 2012 at 3:52pm by Sarah Berkley Adamson*

**Calculus**

Use fundamental theorem of calculus: Int(pi/2_pi) of e^(sin(q))*cos(q)dq
*Thursday, April 28, 2011 at 2:14pm by Rachel *

**calculus**

This is not the calculus of Newton. Please put the correct subject matter, if you want speedy and appropriate responses.
*Sunday, May 20, 2012 at 11:58am by bobpursley*

**ms sue**

Since this is a typical Calculus question, I assume you knew Calculus. I took the derivative.
*Monday, January 28, 2013 at 7:31pm by Reiny*

**Calculus Help Please!!!**

Are you sure this is calculus? You want exponential decay to room temp? Or is it algebra and you want a linear function?
*Thursday, March 27, 2014 at 8:16pm by Damon*

**Calculus!**

Vf=Vi + g t I will be happy to critique your thinking. What has this to do with calculus?
*Friday, September 21, 2007 at 6:42pm by bobpursley*

**Calculus**

This is not a calculus question. Please label the subject correctly
*Saturday, January 26, 2008 at 10:13pm by drwls*

**Calculus**

Integrate e^(-x^2/2) dx What branch of calculus is this? Is this differential equations?
*Friday, March 7, 2008 at 8:40pm by mathstudent*

**calculus**

2R^2 = R^3 Divide both sides by R^2 to solve for R This is not calculus
*Sunday, September 7, 2008 at 11:46am by drwls*

**Calculus**

Exactly like my first calculus text read.
*Monday, October 27, 2008 at 7:22pm by bobpursley*

**Calculus**

use a calculator, that's what calculus is all about. duh!
*Monday, February 16, 2009 at 7:51pm by Anonymous*

**calculus**

Find the arc length of the graph of y = x from x = 0 to x = 3 using calculus.
*Saturday, September 11, 2010 at 1:26pm by Denise*

**calculus**

Thank you so much. I think i got this one. Calculus is hard.
*Tuesday, September 14, 2010 at 9:23pm by Preston*

**calculus**

I need help with this calculus problem. H(S)=S/(1+S) If F 1/2, -1/2 & (a+1)? I can't figure out what this mean /?
*Monday, May 30, 2011 at 12:46pm by Tammy*

**calculus**

Calculus A, Evaluate the following integral : į (x^2+3x-2)dx
*Tuesday, August 2, 2011 at 1:30am by Iman*

**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 solved 1850 = 250(8) + b Since you labeled your subject "Calculus", I assumed you could solve such an equation.
*Saturday, September 26, 2009 at 9:05pm by Reiny*

**pre calculus**

Multiply 1.2 rev/s by 2 pi radians/revolution. The radius does not matter. Learn to spell calculus
*Thursday, December 3, 2009 at 11:50am by drwls*

**calculus**

A very strange question. I would simply take half of 4.62 in my head to get 2.31 This is Calculus ???
*Thursday, October 21, 2010 at 10:48pm by Reiny*

**Calculus Precalculus**

Answer the calculus question about Point P, 45 mph, etc. It is ALREADY posted on here.
*Saturday, August 27, 2011 at 7:41pm by Zach*

**Calculus**

where do you get stuck? By the time you get to calculus, doing something like expanding a product of polynomials or evaluating f(1) should be no problem.
*Saturday, February 11, 2012 at 12:28pm by Steve*

**Calculus**

By the way there is no need to use calculus for these since you can complete the square to find the vertex of a parabola with algebra 2.
*Sunday, July 15, 2012 at 1:51pm by Damon*

**Calculus**

calculus? more like algebra I. anyway, if the original price is P, 1.064P = 2128.00 P = 2000
*Sunday, November 4, 2012 at 1:23pm by Steve*

**Pre-Calculus**

Pre-Calculus? That is a nasty equation. We might use Newton's Method, but that would be Calculus. I tried some "trial and erro" and got x = appr .371 using 2 decimals 4 sin .37 = 1.44646 e^.37 = 1.4477 I am curious what method was suggested that you should use.
*Friday, March 29, 2013 at 10:30pm by Reiny*

**Calculus please help!**

Here is the answer I gave to the same question yesterday: ============================ I would graph x versus t^2 but is that correct? Thank you very much! * Math/Calculus - Damon, Friday, July 2, 2010 at 8:36pm Sure, that will work. You could also use a sheet of graph paper ...
*Saturday, July 3, 2010 at 11:58am by Damon*

**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*

**math**

65 men 75 women are enfolled in calculus. There are 30 business majors, 40 biology majors, 50 computer science majors, and 20 mathematics majors. No person has a double. If a single calculus student is chosen, find the probability that that the student is not a mathematics major
*Friday, September 28, 2012 at 4:44pm by greg*

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