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Calculus Examples
Step 1
Let , where . Then . Note that since , is positive.
Step 2
Step 2.1
Simplify .
Step 2.1.1
Apply pythagorean identity.
Step 2.1.2
Pull terms out from under the radical, assuming positive real numbers.
Step 2.2
Cancel the common factor of .
Step 2.2.1
Cancel the common factor.
Step 2.2.2
Rewrite the expression.
Step 3
Split the single integral into multiple integrals.
Step 4
Since is constant with respect to , move out of the integral.
Step 5
The integral of with respect to is .
Step 6
Apply the constant rule.
Step 7
Simplify.
Step 8
Replace all occurrences of with .