Calculus Examples

,
Step 1
Write as a function.
Step 2
The domain of the expression is all real numbers except where the expression is undefined. In this case, there is no real number that makes the expression undefined.
Interval Notation:
Set-Builder Notation:
Step 3
is continuous on .
is continuous
Step 4
The average value of function over the interval is defined as .
Step 5
Substitute the actual values into the formula for the average value of a function.
Step 6
Split the single integral into multiple integrals.
Step 7
Since is constant with respect to , move out of the integral.
Step 8
By the Power Rule, the integral of with respect to is .
Step 9
Combine and .
Step 10
Since is constant with respect to , move out of the integral.
Step 11
By the Power Rule, the integral of with respect to is .
Step 12
Simplify the answer.
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Step 12.1
Combine and .
Step 12.2
Substitute and simplify.
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Step 12.2.1
Evaluate at and at .
Step 12.2.2
Evaluate at and at .
Step 12.2.3
Simplify.
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Step 12.2.3.1
One to any power is one.
Step 12.2.3.2
Raise to the power of .
Step 12.2.3.3
Move the negative in front of the fraction.
Step 12.2.3.4
Multiply by .
Step 12.2.3.5
Multiply by .
Step 12.2.3.6
Combine the numerators over the common denominator.
Step 12.2.3.7
Add and .
Step 12.2.3.8
Cancel the common factor of and .
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Step 12.2.3.8.1
Factor out of .
Step 12.2.3.8.2
Cancel the common factors.
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Step 12.2.3.8.2.1
Factor out of .
Step 12.2.3.8.2.2
Cancel the common factor.
Step 12.2.3.8.2.3
Rewrite the expression.
Step 12.2.3.8.2.4
Divide by .
Step 12.2.3.9
Multiply by .
Step 12.2.3.10
One to any power is one.
Step 12.2.3.11
Raise to the power of .
Step 12.2.3.12
Combine the numerators over the common denominator.
Step 12.2.3.13
Subtract from .
Step 12.2.3.14
Cancel the common factor of and .
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Step 12.2.3.14.1
Factor out of .
Step 12.2.3.14.2
Cancel the common factors.
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Step 12.2.3.14.2.1
Factor out of .
Step 12.2.3.14.2.2
Cancel the common factor.
Step 12.2.3.14.2.3
Rewrite the expression.
Step 12.2.3.14.2.4
Divide by .
Step 12.2.3.15
Multiply by .
Step 12.2.3.16
Subtract from .
Step 13
Add and .
Step 14
Cancel the common factor of .
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Step 14.1
Factor out of .
Step 14.2
Cancel the common factor.
Step 14.3
Rewrite the expression.
Step 15
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