 166 Answered Questions for the topic Integration

Integration Math Calculus 1

11/19/15

#### integrate by parts

(2x^2 + x) / (x^2 + x - 2) dx Integrate by parts
Integration Calculus Pre Calculus

08/31/15

#### integration help

using integration, find the area of each of the enclosed regions   I've completed one correctly, but have no clue how to solve the other two can someone help? or set up the other two for... more
Integration Calculus Math Help

08/31/15

#### INTEGRATION

Using integration find the area of each of the enclosed regions how do I solve these?????? 1) x-axis and f(x)=2x-x^2 2) f(x)=x^2 and g(x)=x 3) f(x)=x^3-3x and g(x)=x
Integration Precalculus Math Help

08/29/15

Using integration find the area of each of the enclosed regions how do I solve these?????? 1) x-axis and f(x)=2x-x^2 2) f(x)=x^2 and g(x)=x 3) f(x)=x^3-3x and g(x)=x
Integration Calculus Precalculus

08/27/15

#### Using integration find the area of each of the enclosed regions

1) x-axis and f(x)=2x-x^2   2) f(x)=x^2 and g(x)=x     3) f(x)=x^3-3x and g(x)=x
Integration Calculus Limits

08/05/15

#### What is the smallest value of a if the area under the curve y=e^(ax) from -infinity to 4 is 11?

What is the smallest value of a if the area under the curve y=e^(ax) from -infinity to 4 is 11? I cannot seem to arrive at the answer using integrals. Please help.
Integration

07/21/15

#### The temperature over a 9 hour period is given by T(t)=-t^2+4t+36

Find the average temperature   Find the minimum temperature   Find the maximum temperature
Integration

07/21/15

#### The concentration C, of phenylbutazone, in micrograms per milliliter, in the plasma of a calf

injected with this anti- inflammatory agent is given approximately by C(t)=42.54e^-.01042t, where t is the number of hours after the injection and 0≤t≤90.   Question. What is the average amount... more
Integration Calculus

07/04/15

#### Appilcations of Integration

Find the average value of f on the given interval. f(x)=x^2 for 0≤x≤6
Integration Area Integral Calculus

06/29/15

#### Area bounded by two curves

What is the area of the region bounded by the curves y=2(x^2)-7 and y=2/x between x=1 and x=3? Please and thank you!
Integration Maths

06/19/15

0∫ ∏  [sin (n + (1/2) ) X] / sin X dx equals : (2n +1 ) x ∏ / 2 0 ∏ n∏
Integration

06/14/15

#### integration of under root 1+ sin/4x

integration ∫ √1 + sinx/4

05/20/15

#### volume of revolution about the x-axis

Hello,   can you please someone provide me solution for volume of revolution?:   task:   volume of revolution y=x^3, y=0, x=2 revolved about the x-axis   I am not sure if is ok... more
Integration

05/07/15

∫ln(x) sin-1x dx
Integration

04/21/15

integration
Integration

04/19/15

#### For inverse sin trig sub why is ok to divide denominator by constant but not numerator?

Intégral 3 d x / sqrt (4 - x^2) I think answer is 1.5 *  pi / 6 + C Teacher says 3 * pi / 6 + C He divided each term under radical by 2 but I divided numerator by 2 also.  Why can he divide just... more
Integration

04/17/15

#### integration

can anyone solve these two please? when i change the first expression to the second one prior to integration, i get a different result than directly integrating the first expression!   First... more
Integration

02/22/15

02/18/15

#### Integration by u substitution help

I need to solve the indefinite integral, however it must be by the u - sub method.     ∫(x2+2)(x-1)7dx   Im guessing this is not the best way, however by tutor tells me it can be done the u sub... more
Integration Calculus

02/10/15

#### use integration by substitution to find the indefinite integral

use integration by substitution to find the indefinite integral   ∫(x2+2)(x-1)7 dx
Integration

01/26/15

#### area between curves

find the area between y=0 and y=3(x3-x)
Integration Integrals Area

12/14/14

#### How to find the area under multiple curves

I have a problem here that involves three equations. It wants to know the total area that is bounded by these three equations. they are as follows: y=x y=7 y=x2/28 The domain is [0,14] I know... more
Integration Integrals Area

12/14/14

#### How to find total area of a region

We have a parabola whose formula is y=5sin^2x and is bounded at the top by the line y=5. It is shaded under the y=5 line between x=pi/2 and x=3pi/2. How do I find the area of this shaded... more
Integration

11/03/14

#### What is x^1 multiplied by x^1/2?

Trying to integrate and am having trouble with the indices. Was originally x ¹x.

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