Calculus Examples

Evaluate the Integral integral from 0 to pi/2 of cos(x)sin(sin(x)) with respect to x
Step 1
Let . Then , so . Rewrite using and .
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Step 1.1
Let . Find .
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Step 1.1.1
Differentiate .
Step 1.1.2
The derivative of with respect to is .
Step 1.2
Substitute the lower limit in for in .
Step 1.3
The exact value of is .
Step 1.4
Substitute the upper limit in for in .
Step 1.5
The exact value of is .
Step 1.6
The values found for and will be used to evaluate the definite integral.
Step 1.7
Rewrite the problem using , , and the new limits of integration.
Step 2
The integral of with respect to is .
Step 3
Evaluate at and at .
Step 4
The exact value of is .
Step 5
Simplify.
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Step 5.1
Evaluate .
Step 5.2
Multiply by .
Step 5.3
Add and .