373 Answered Questions for the topic Calculus 2

Calculus 2 Calculus Calculus 3

07/07/18

Find an area bounded by a graph

I need help with this task. cx(x^2/a^2+y^2/b^2)=y^2,x=b^2/c  
Calculus 2

07/03/18

The solid S has a base described by the circle x^2+y^2=3. What is the volume of S with Cross sections perpendicular to the x-axis and the base are rectangles

The solid S has a base described by the circle x^2+y^2=36. Cross sections perpendicular to the x-axis and the base are rectangles whose height from the base is one-ninth its length. What is the... more

06/30/18

Determine which function is a solution to the differential equation y ' − y = 0.

a) e^x b) square root of 2x c) x d) none of these

06/30/18

Solve the differential equation

the product of 1/6x and dy/dx equals y times the square root of the quantity 3x squared - 1.
Calculus 2

06/07/18

Volume of solid by rotating it

Find the volume V of the solid obtained by rotating the region bounded by the given curves about the specified line.y = x2, x = y2; about y = 1

Points of discountity

how do we find the points of discountity of f(x)=8x/5x^2-1?   If i made the denominator =0 i would get squared 1/5 and then when i will plug it back it will be undefined or am i doing it wrong !   more

05/31/18

Confused about limits?

As lim x approaches -3 of x^2-3x/x^2-9   1.how can you solve it in a step by step i am really confused 2. When finding the sided limit we subsitutw in the original function or after we factor it?
Calculus 2 Calculus Domain Integral

05/15/18

How can you compute the domain of g and g'(t) without computing any integrals in its definiton?

g(t)= ∫0t((1/1-x)+(1/(1+x)^2))dx  

05/14/18

Consider the differential equation dy/dx=x^2+4y-1. If y=f(x) is the solution to the differential equation, at what point does f have a relative maximum?

Possible answers include:   A. (3, -2) B. (0, 1/4) C. (-2, -1) D. (-5,-6)

calculus question, need help please!

Let R be the region in R^2 enclosed by the curve y = x^2 + 3 and the line y = 4x + 3.   a)  Write the area of R as a definite integral.   b)  Calculate the area of R.
Calculus 2

05/08/18

Suppose f is continuous and f is one-to-one. Then f −1 exists and f −1 is differentiable.

cal 2 cal 2 cal 2 cal 2 cal 2
Calculus 2

05/02/18

find the derivative of (sech(4x))^2

I calculated the answer to be -8sech^2(4x)tanh(4x) but i'm not sure if it is correct. 

04/29/18

Tempuratures using Trig Function

Outside temperature over a day can be modeled as a sinusoidal function. Suppose you know the temperature varies between 38 and 52 degrees during the day and the average daily temperature first... more
Calculus 2

04/22/18

Use known Taylor Series to find the value for...

Use known Taylor Series to find the value for:  (π is Pi character) π/3 - π/3^3 * 3!  + π/3^5 * 5!  - π/3^7 * 7! + ......
Calculus 2

04/22/18

Suppose f(x) is a function with continous Derivatives...

Suppose f(x) is a function with continous Derivatives and.. f(8) = 4   f'(8)= 5   f''(8)=-4   f'''(8)= 1   a.) Write the Taylor Polynomial of degree 3 (first four terms) of f(x) centered at... more
Calculus 2 Calculus Integrals

03/14/18

How do I solve this Integral? (Pic attached in link)

I have been stuck on this integral for 3 hours. Here is what I have so far.. : https://ibb.co/mWAC7x
Calculus 2

03/14/18

How to prove that the limit lim_{(x,y)->(1,2)} (e^{y(x-1)}-1)/(1-x)(y+1) exists and equal to -2/3 ?

Prove that   

03/03/18

Which limits do you use when finding arclength of a rose?

What is the arclength of r=6sin(3θ)? Given the formula Lpolar= ∫√[r^2+(dr/dθ)^2]dθ I can find the arc length using the r stated above and r'=18cos(3θ) Given that one petal is between θ of 0 and... more

02/14/18

how do I simplify these trig expressions?

cos-1(cos(47pi/12) arcsin(tan(-pi/6)) csc-1(cos(2017pi/2018)) cot(arcsin(1/2 csc(-11pi/4)))
Calculus 2

02/08/18

What Double Integral represents and its applications?

I want Correct answer
Calculus 2 Math Math Help Integrals

01/28/18

This was on my first Calc 2 quiz: $2\int_{-3}^{3}e^x^4dx$

I feel that there should be another x in the problem so that u sub works, or something, as it is I believe it is a partial gamma function or something, but I know we should not learn those until... more
Calculus 2 Fractions Integration

01/27/18

Fractions Equal??

Just wondering: Are these two quantities equal?(2/3)x^3 = 2x^(3)/3 ??Please be as detailed in your explanation as possible, perhaps proving your response. It is appreciated!
Calculus 2 Math Calculus Math Help

01/26/18

Consider the function f(x)=e^(3x)*g(x) , where g(0)=13 and g′(0)=−2 Find f′(0)

 This is for my homework I need an explanation of how to do this. please

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