04/24/16

lne^2x+7 = —8

Hi, I need help solving lne^2x+7 = —8 

Indefinite Integral

Can someone help me solve for this indefinite integral?:   (u^2 + u)/(2u^3 + 3u^2 + 1)^(2/3)   Thank you!

04/20/16

e^(2x+1) + 2e^(x+2) - 3 = 0 How to solve this?

e^(2x+1) + 2e^(x+2) - 3 = 0

04/19/16

Given the relationship x^3 + 2y^2 =10, with y > 0 and dy/dt = 4 units/min., find the value of dx/dt at the instant y = 1 unit.

a. 8/3  units/min   b. 2/3  units/min     c. -1/3  units/min   d. -4/3 units/min

04/18/16

Find an anti-derivative F(x) with F'(x) = f(x) and F(0)=0

Find an anti-derivative F(x) with F'(x) = f(x) and F(0)=0   f(x)=(1/5)x

04/16/16

Water is pumped out of a holding tank at a rate of 6-6e^0.11 t liters/minute, where t is in minutes since the pump is started. If the holding tank contains 1000

Water is pumped out of a holding tank at a rate of 6-6e^-0.11t liters/minute, where t is in minutes since the pump is started. If the holding tank contains 1000 liters of water when the pump is... more

Which of the following may be true?

If m=121-5k is divisible by 3, which of the following may be true?   I. m is odd II. m is even III. k is divisible by 3

04/15/16

determine the following integrals

∫(12)/(x^2 - 9) dx

04/13/16

find a number c such that area ((1/x),1,c) =2

practicing for final in an entry level calc class and found a question like this, not sure how to approch it

04/13/16

Mean value theorem

What is the values of c using the mean value theorem.  F(x)=-x+(1/x) on 1/2less than or equal to x less than equal to 4 

Find the domain of F(x)= v(3-vx)

 Find the domain of F(x)= √(3-√x)

The sum of the second and sixth terms of an arithmetic sequence is 4. The third term is 24 more than the 11th term.

Determine the first three terms in the sequence

04/12/16

prove the identity

1/1 - cosß + 1/1 + cosß = 2 + 2cot2ß

04/11/16

a root of function f(x) is -1-2i. Which could be an equation for this function?

A. f(x)= x^2-2x-3 B. f(x)=x^2-2x+5 C. f(x)=x^2+2x-3 D. f(x)=x^2+2x+5

04/10/16

simplify (5/4)^-1+(2/3)^-2

Please answer and explain

04/08/16

real numbers

show that there is no positive integer n for which √n + √n - n is rational

Find the x-intercepts of the parabola with vertex (-2,-8) and y-intercept (0,4)

Wrie your answer in t form (X1,Y1) (X2,Y2)

Find sin(x) given cos(2x)

If cos(2x)=4/5 and x terminates in quadrant 1, then find sin(x)

04/07/16

Find the exact value of the trigonometric function

Find the exact value of the trigonometric function given that sin(u)=12/13 and cos(v)=-4/5 (Both u and v are in Quadrant II). cos(u-v)=?

Find the integral?

How to integrate e^(-2x)/[1+e^(-x)] dx?   Please show all your work. Thanks.

04/05/16

CH. 6 review

The sum of the reciprocals of two consecutive integers is 13/42. Find the two integers. (smaller value) = (larger value) =

Zeros and functions

Find a polynomial of lowest degree with rational coefficents that has the given numbers as some of its zeros. The zeros are the square root of 3, and 5i Thanks!

04/02/16

I'm having trouble with this problem : integral e^(x+e^x)dx

How do I do this. Is the answer e^(e^x)?

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