166 Answered Questions for the topic Integration

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...
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#### 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

08/29/15

#### Need Help!!!! Integration? please!!!!!!!

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

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

#### 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...
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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

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

#### maths integration help please...

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

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...
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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...
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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...
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Integration

02/22/15

#### i need to sove the indefinite integral of (6x^2+4)/under root 5 of (x^3+2x-1)^3 dx

i need to solve integration of the above problem please help me solving it..

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...
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#### Find the area of the region enclosed between y=4sin(x) and y=3cos(x) from x=0 to x=0.9p. Hint: Notice that this region consists of two parts?

how do I solve this?

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

#### 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...
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#### 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...
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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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