January 21, 2017

Search: calculus -- PLEASE HELP!

Number of results: 72,655

Hellp I have a calculus test on Monday 2. Calculate the slope of the tangent to the given function at the given point or value of x a. f(x)=3/x+1,P(2,1) b.h(x)=2/squareroot x + 5, P(4,2/3) ****Full solutions to please because I do not know what I'm doing and so confused with ...
February 27, 2016 by Morris

Can someone please tell me what the word "WHOLE" AND "IRRATIONAL" MEAN IN CALCULUS? THANKS
September 2, 2008 by Mike

hello here, Please can i get direction on website to practice calculus (both differential & integral) objectives based online. thanks.
August 19, 2009 by matrix school 2

Calculus Please Need Urgent3 :/
Find the derivative of the following function using the appropriate form of the Fundamental Theorem of Calculus. F(x)= (s^2)/(1+3s^4)ds from sqrtx to 1 F'(x)=? Thank you so much guys!
April 19, 2014 by Jay

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 square ...
April 13, 2011 by Jake

I need help with these two review calculus problems for my final exam. What is the derivative of a). (5x^2+9x-7)^5 b). Lne^x^3 For a. I got 50x+45(5x^5+9x-7)^4 For b. I got 3x^2 Can you verify please?
May 21, 2012 by Sam

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!
September 9, 2007 by Joe

Maths Calculus Derivative Integral - Urgent Please
Use 2nd Fundamental Theorem of Calculus to find derivative of f(x) = integral of 2x^2 (at the top) to x-5 (at the bottom) of square root of Sin(x)dx
October 18, 2010 by Nick

Calculus please help
f(x)=(x^2+2x+3)^4, find f'(x). what rule do we use and can some please show me the steps
April 29, 2008 by John

Find the derivative of (sin(^3)x)(tan x) Please explain to me in steps please , thank you
April 19, 2010 by Christine

Calculus (please help)
Evaluate the indefinite integral: INT dx/(64+x^2)^2 Please help with this one.
September 20, 2011 by Carmen

calculus--please help!!
Find the functions f&g so that fog =H H(x)=(3x+2)^6 please show work
January 8, 2013 by anonymous

Calculus help me please!
Find the value of k so that f(x)= {3x^2+kx+4 if x<0 and 2sqrt(x+4) if x >or equal to 0} is differentiable at x=0 can someone please provide help!!!
November 27, 2011 by kali mata

calculus please help
lim y→−1 (sqrt(y^2+8)-3)/y+3 find limit if it exists please help
December 2, 2012 by dt

calculus-can someone please help me with this ques
find the rate of change of f(x)=x^2+4 a. from -2 to 0 b. from 1 to 3 c. from -2 to 1 please show work
December 16, 2012 by confused--Please help!!!!

Calculus Help Please!!!
if f(x)= x+(1/x), find f'(x) using the limit definition of derivative. Please show steps!!! Thank you!!!
February 25, 2014 by Tenshi

integral Calculus
ʃ (x4 + 6x3 – x2 + 2)dx I really need it for practicing this subject...please please help
March 29, 2015 by Olya

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

To Reiny
Reiny could you please check my Calculus post below, it says Calculus--Reiny.
October 4, 2011 by -Untamed-

from the equation: x^4 - i = 0 x^4 = i how do you get: The solutions are the fourth roots of i = cos(pi/2) + isin(pi/2) I don't understand how you get pi/2? please full and detailed explanation please.
April 14, 2008 by Dom

find the bound on the real zeros of the polynomial function f(x)=x^4+x^3-4x-6 cna you please show me how you got the answer please
December 22, 2012 by anonymous

Please help me... and show steps please :) integral from 0 to 1 of (e^x+1)/(e^x +x) dx
August 9, 2011 by Brit

please help! Find an equation of the tangent line to the curve at the point (-1, 1). y = 5x3 - 6x. y=? ...............i keep getting y=x+2 and its wrong. can someone please help?
January 25, 2011 by nic

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

can someone please help me with these 3 questions: 1) Evaluate the limit. lim_(x->infinity) (ln(ln(4 x)))/(4 x) 2)Find y ' and y ". y= ln(5 x)/x^7 3)y =(arctan)(x - sqrt(1+x^2)) for this question i got y = -1/(2(1+x^2))which was wrong. Please and thank you!
October 29, 2010 by clare

Calculus POSTS please check
Please check my calculus posts. They are at the bottom. Thanks.
September 21, 2011 by Anonymous

Calculus - Reiny, Friday, December 23, 2011 at 6:59pm I read that as (4a^2-1)/(4a^2-16) * (2-a)/(2a-1) , my brackets are necessary = (2a+1)(2a-1)/( 4(a+2)(a-2) * (2-a)/(2a-1) the (2-a)/(a-2) are opposite, they will give you the -1 so.. = -(2a+1)/(4(a+2)) , again you have to ...
December 25, 2011 by -Untamed-

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

Quadratic function written in standard form where a, b, and c are constants such that a is not zero. f(x)= ax^2+bx+c Using calculus find the vertex of the parabola formed by this quadratic function. Determine under what conditions this vertex is a maximum or minumum (using ...
May 8, 2011 by Janet

Find any relative extrema and any points of inflection if they exist of f(x)=x^2+ ln x^2 showing calculus. Please show work in detail so I can follow. Thanks. The answer is no relative max or min and the points of inflection are (1,1) and (-1,1) but I'm having trouble getting ...
May 4, 2013 by Rene

Calculus 2
Calculus work problem. John bought the following corner lot. Two sides are bounded by 2 roads the back is bounded by a stream that follows the curve y = -x^3 + 8. He wants to build a house in the center of the lot. Where will that be? Please show all work
September 27, 2012 by Laura

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...
January 3, 2012 by Simon

calculus please help
I posted this below but had no response. I would appreciate help with details please.How do I find the indefinite integral of h(u)=sin^2(1/5u) this is one fifth u. Does it involve double angle formulas? Thanks.
February 19, 2011 by mary

calculus--please helpp
if the line 3x-4y=0 is tangent in the first quadrant to the curve y=x^3+k, find k. all i know is that its related to finding a derivative and i m basically completely lost....can please someone provide me some help?????
October 14, 2011 by krishna

Can you please explain to me what are the qualifications for a function to be continuous? Please explain your response in easy to understand wording. thank you in advanced!
September 22, 2015 by Catera

If anyone can please help me solve this math problem! PLEASE!! Here is the link:
July 22, 2010 by Paul

Calculus - please check my work
Differentiate each function a) y = -3x^2 + 5x - 4 b) f(x) = 6/x - 3/(x^2) c) f(x) = (3x^2 - 4x)(x^3 + 1) the answers i got for each was: a) y'= -6x + 5 b) f'(x)= -6/x^2 + 6/x^3 c) f'(x)= 15x^4 + 6x - 16x^3 - 4 please double check and let me know if these are correct, thank you.
June 18, 2012 by Henry

Calculus - please check my work
evaluate rounding to 2 decimal places if neccessary a) 1n5 = 1.61 b) lne^2 = 2 c) (lne)^2 = 1 please let me know if these are correct, thank you.
June 18, 2012 by Henry

Please help find the rational roots of f(x)=4x^4 - 3x^3 + 2x^2 +x - 3 another is f(x)=-3x^3 - 2x^2 + x - 1 I tried but still confuse please help really really need help Thank you very much!
September 2, 2012 by Heather

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...
May 2, 2012 by kelsey

Calculus Need of Urgent help
find the indicated limits, if they exist. 1. lim (3x^3+x^2+1)/(x^3+1) x-> -infinity 2. find the slope of the tangent line to the graph of the given function at any point: f(x) = 2x +7 Could anyone please, please, please explain to me how to do these problems? It seems like ...
February 8, 2011 by Anonymous

Calculus Help Please!!!
Find the equation in slope intercept form of the tangent line and the normal line to the curve x^2+4xy+y^2=13 at the point.(2,1). show steps please!!! thank you!
April 8, 2014 by Tanya

Calculus please help
please help I can not understand this. I need an implicit form answer for the general solution of differential equation dy/dx=2(e^x-e^-x)/y^2(e^x+e^-x)^4 with (y>0). I have separated the y^2 to the left hand side to become 1/3y^3 but have no idea how to make the right hand...
February 18, 2011 by Brian

calculus-can someone please help me with this ques
Given the following polynomial, find a. the zerros and the multiplicity of each b. where the graph crosses or touches the x-axis c. number of turning points d. end behavior f(x)=(x-1)(x-5) **please show work**
December 17, 2012 by confused--Please help!!!!

Could you please explain how to use a matrix (matrices) to solve a system of linear equations (two variables)? My book doesn't explain it in a way I can understand. Please and thank you.
January 24, 2013 by Caroline

calculus-can someone please help me with this ques
Given the following polynomial f(x)=(x-1)(x-5), find A.the zeros and the multiplicity of each one b. where the graph crosses or touches the x-axis c.the number of turning points d. the end behavior Please show work.
December 17, 2012 by Ladybug--Please help!!!!

A rocket arises from its launching pad with a velocity given. By 0.1 h m/s ,where h m is the height reached by the rocket at that time.the rocket is obserrvved from 2000 m away from the launch What rate is the distance of the roocket from observer channging when the ...
March 16, 2011 by Mehak

Calculus- please help
Let f(t)=(t^2+3t+8)(2t^2+6). (a) f'(t)= (b) f'(4)=
April 29, 2008 by John

integral Calculus
Please help me with this integral problem: ʃ x^2(a^2-x^4)^2dx please help..thanks alot:)
December 7, 2011 by WAN

calculus--please help!!
Solve the inequality. x^3+9x^2-108 less than or equal to 0. Then write in interval noation. Please can you show me step by step on how you got the answer. I have tries and I am very confused.
December 27, 2012 by Paul

Math, Calculus
help Please... Differential Equations Problems... please give the complete solution, so that i can understand how it is derived... tnx in advance, god Bless... Here are the problems : 1.) y dx + (2x+3y)dy = 0 2.) (2xy + y^(2) ) dx - 2x^(2) dy = 0 ;y = e, x = e 3.) y( x^(2) + ...
October 19, 2009 by Huck

Calculus- Help please
I don't know how to do this, so I can't graph it. f(x)= 1/x-4 Thank you for the help.
April 4, 2008 by Pam

f(x)=X^3, f(a+h)-f(a)/h please help im so lost thanks
August 29, 2011 by vicki

Please help!! Differentiate: y=(x^2-1)^(1/2)/x^2
April 15, 2012 by Liz

March 3, 2013 by jim

Calculus Help Please!
If f(x)=Integral (t^3+6t^2+4)dt from 0 to x then f''(x)=?
April 19, 2014 by Jay

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 ...
January 11, 2010 by Anita

Pre-calculus need help!!
Quadratic Formula 1.) x+6/x=-7 2.) 4x/x+4 + 3/x-1 = 15/x^2+3x-4 3.) x+3/x - 2/x+3 = 6/x^2+3x formula: -B+ sqrt B^2 + (-4)(a)(c)/2a f u only wanted to use the formula it's not necessary though. please help me! it's going to pass tomorrow!! please!
February 18, 2013 by Isis

Calculus Help Please
Consider the implicit function ln(xy)-cos^-1(x-1)=x a. Find dy/dx. b. Find y when x = 1. c. Find the equation of the tangent line in slope-intercept form when x = 1. Show steps please! Thanks!
April 8, 2014 by Tenshi

Calculus Help Please Urgent!!!
Prove that the integral on the interval [a,b] of x is equal (b^2-a^2)/2 integral a to be (x)dx = (b^2-a^2)/2 using the definition of a Definite Integral. This is the limit of a sum approach. show steps please!!! Thank you!!!
April 30, 2014 by Anonymous

express in sinx 1 1 ---------- + -------- cscx + cotx cscx - cotx and express in cosx 1 + cot x ------- - sin^2x cscx = 1/sinx so what do i do w. that extra one on the top!?? im so confused cscx Your fractions aren't lining up. This question is also not calculus. Please do not...
March 27, 2007 by linds

PlEASE HELP ME!!! I WOULD GREATLY APPRECIATE IT!!!! Find the least upper bound (if it exists) and the greatest lower bound (if it exists) for the given set. Please show all work. (0, 2) (−∞, 1) {x : x2 < 4} {x : x4 ≤ 16} {5/2,7/3,9/4} {0. 9, 0. 99, 0. 999...
March 21, 2009 by Anonymous

math calculus
Please explain how it is (ln 4) ¡Ò^8 2 x^-1 dx= (ln 8) ¨C (ln 2) =(ln 4)
December 2, 2007 by Scott

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
October 31, 2009 by 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
November 1, 2009 by Calculus

Differentiate x5^sqrt(x). Help please!
March 22, 2010 by Stuck

Evaluate the integral ((6x+7)/(x^(2)-8x+25))dx. Please and thank you.
November 29, 2011 by Bianca

Stuck on this problem. Please help! 1+u^4/u du
December 11, 2011 by Stacy

calculus 2
please find the deriative
February 16, 2012 by sean

calculus derivatives
Please confirm: {(5x+2)^4/x^2-3x+1)^3}= 20(5x+2)^2(x^2-3x+1)^3 -3x^2(5x+2)^4 (x^2-3x+1)^2/(x^2-3x+1)^6
July 19, 2012 by Laurie

Given F(2)=1,F'(2)=5,F(4)=3,F'(4)=7 and G(4)=2,G'(4)=6,G(3)=4,G'(3)=8, find: a)H(4)if H(x)= F(G(x)) b)H'(4)if H(x)= F(G(x)) c)H(4)if H(x)= G(F(x)) d)H'(4)if H(x)= G(F(x)) e)H'4 if H(x)= F(x)/G(x) Please Help!
October 8, 2012 by Jack

Calculus Please Help
integral t^2dt from x to x^2 f'(x)=?
April 25, 2014 by Babak

Calculus 1
How do you find the derivative of 1/3(x^2+2)^3/2 ? Please help
March 31, 2015 by Danny

Calculus Please Help!
Not sure how to do this. Asked before but it was hard to type out the symbols in the equation, so I have a screenshot below. exactly Please help! s.yimg(.)com/hd/answers/i/36cad89caaff4061bf38ed04166cbd76_A.png?a=answers&mr=0&x=1412733166&s=e590dacc075a9e04963385d0d299d56a
October 7, 2014 by Anonymous

calculus (please help)
find the volume of the solid whose bounded by the circle x^2+y^2=4 and whose cross sections perpendicular to the y-axis are isosceles right triangles with one leg in the base. Please give explanation and steps
April 22, 2015 by may

Determine the quadratic function f, whose graph is given. **The graph given is (0,-2) and (3,-11) The vertex is (3,11) and the y-intercept is -2 So, f(x)= **Please help me understand how to do this question. Could you please show work?**
December 18, 2012 by Jimmy-can someone please help

can someone please help me find all the zeros of the following polynomial. write the polynomial in factored form. f(x)=x^3-3x^2+16x-48 can you please show all work
December 24, 2012 by Josh

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 ...
April 2, 2013 by Marto

find linear approximations for each of the following and put a bound on the error of the estimate. 1. (7.985)^1/3 using f(x)=x^1/3 and a=8 2. (.9997)^100 using f(x)=x^100 and a=1 please help explain please too
December 9, 2010 by C

Please help.. ʃ (4sin²x cos²×/sin 2x cos 2x)dx That's integration of (4sin^2x cos^2x over sin 2x cos 2x) dx i've got it from the back and it has an answer from the back page of the book but i want to know how to solve it..i really need it for practicing this subject......
January 10, 2012 by INTEGRAL

Calculus help please
I have to evaluate the following: tan((sin^-1)(2/7)) and sin^-1 (sin(17pi/6)) Please help.
October 7, 2014 by Anonymous

Let f and g be differentiable everywhere. If g is the inverse of f and g(-2)=5 and f'(5)=-1/2, then g'(2)=? PLEASE HELP! Thanks
December 2, 2008 by Megan

sec^2(x) / (1+2tanx)^2 dx please help me with this integration thank you
March 19, 2009 by leslie

please help! Find the derivative of f when f(x) = 5 tan^-1 (e^-x) + 6e^x
February 12, 2010 by Rachel :)

Find the anti-derivative of x^4... Isn't it 4x^3+c? Please help... Thanks!
August 26, 2010 by deb

AP Calculus AB
The sum of x and y is 8. What is the maximum value of xy-x^2? Please help!
December 12, 2010 by DUE TOMORROW NEED HELP!

can you please help me solve this problem if dy/dx=ycosx and y=3 when x=0, then y=
March 20, 2011 by christine

Evaluate the integral INT(x^4+6x^3+5x^2+8)/(x^2+6x+5)dx Please help.
September 20, 2011 by Cesar

please help ? deravative of cot^2x-csc^2x ?
October 25, 2011 by mehak

Graph f(x) = 4^(x - 1) Please show work
November 6, 2011 by Brett

Differentiate f(x)=(x^(3)-8)^(2/3) Please Show Work
November 6, 2011 by Brett

|2x-3|-|2x+5| = 0 i please need helps with this.
January 18, 2012 by Shreya

|2x-3|-|2x+5| = 0 i please need helps with this.
January 18, 2012 by Shreya

calculus 2
please find the inverse function
February 16, 2012 by sean

find F(x)' for x^3(3-x)^4.. i think answer is 3x^2(3-x)(3-3x)^4.. please help thanks
March 25, 2012 by Rochelle F

Calculus help please!
Find the Antiderivative of 3/(3x+5) with steps
May 3, 2013 by Jordan

Calculus Please Help??
Evaluate the integral (3x^2-16x-19)/(x^3-4x^2-3x+18)
September 27, 2013 by Robin

Calculus Help Please!!!
find y' and y” by implicit differentiation. 2x^3 + 3y^3 = 8
March 22, 2014 by Tenshi

Please how do i integrate this = ¡Ò (5 x⁶ + 2/x³ ) ? Thanks
January 10, 2015 by Joel

Please check my calculus
If x^2+xy-y=2, find dy/dx My answer: (2x+y)/(1-x)
March 15, 2015 by Anonymous

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