Calculus Examples

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Step 1
To find the volume of the solid, first define the area of each slice then integrate across the range. The area of each slice is the area of a circle with radius and .
where and
Step 2
Simplify the integrand.
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Step 2.1
Simplify each term.
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Step 2.1.1
Rewrite as .
Step 2.1.2
Expand by multiplying each term in the first expression by each term in the second expression.
Step 2.1.3
Simplify each term.
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Step 2.1.3.1
Multiply by by adding the exponents.
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Step 2.1.3.1.1
Use the power rule to combine exponents.
Step 2.1.3.1.2
Add and .
Step 2.1.3.2
Rewrite using the commutative property of multiplication.
Step 2.1.3.3
Multiply by by adding the exponents.
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Step 2.1.3.3.1
Move .
Step 2.1.3.3.2
Use the power rule to combine exponents.
Step 2.1.3.3.3
Add and .
Step 2.1.3.4
Rewrite using the commutative property of multiplication.
Step 2.1.3.5
Multiply by by adding the exponents.
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Step 2.1.3.5.1
Move .
Step 2.1.3.5.2
Multiply by .
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Step 2.1.3.5.2.1
Raise to the power of .
Step 2.1.3.5.2.2
Use the power rule to combine exponents.
Step 2.1.3.5.3
Add and .
Step 2.1.3.6
Multiply by by adding the exponents.
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Step 2.1.3.6.1
Move .
Step 2.1.3.6.2
Use the power rule to combine exponents.
Step 2.1.3.6.3
Add and .
Step 2.1.3.7
Rewrite using the commutative property of multiplication.
Step 2.1.3.8
Multiply by by adding the exponents.
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Step 2.1.3.8.1
Move .
Step 2.1.3.8.2
Use the power rule to combine exponents.
Step 2.1.3.8.3
Add and .
Step 2.1.3.9
Multiply by .
Step 2.1.3.10
Rewrite using the commutative property of multiplication.
Step 2.1.3.11
Multiply by by adding the exponents.
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Step 2.1.3.11.1
Move .
Step 2.1.3.11.2
Multiply by .
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Step 2.1.3.11.2.1
Raise to the power of .
Step 2.1.3.11.2.2
Use the power rule to combine exponents.
Step 2.1.3.11.3
Add and .
Step 2.1.3.12
Multiply by .
Step 2.1.3.13
Multiply by by adding the exponents.
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Step 2.1.3.13.1
Move .
Step 2.1.3.13.2
Multiply by .
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Step 2.1.3.13.2.1
Raise to the power of .
Step 2.1.3.13.2.2
Use the power rule to combine exponents.
Step 2.1.3.13.3
Add and .
Step 2.1.3.14
Rewrite using the commutative property of multiplication.
Step 2.1.3.15
Multiply by by adding the exponents.
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Step 2.1.3.15.1
Move .
Step 2.1.3.15.2
Multiply by .
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Step 2.1.3.15.2.1
Raise to the power of .
Step 2.1.3.15.2.2
Use the power rule to combine exponents.
Step 2.1.3.15.3
Add and .
Step 2.1.3.16
Multiply by .
Step 2.1.3.17
Rewrite using the commutative property of multiplication.
Step 2.1.3.18
Multiply by by adding the exponents.
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Step 2.1.3.18.1
Move .
Step 2.1.3.18.2
Multiply by .
Step 2.1.3.19
Multiply by .
Step 2.1.4
Subtract from .
Step 2.1.5
Add and .
Step 2.1.6
Add and .
Step 2.1.7
Subtract from .
Step 2.2
Subtract from .
Step 3
Split the single integral into multiple integrals.
Step 4
By the Power Rule, the integral of with respect to is .
Step 5
Combine and .
Step 6
Since is constant with respect to , move out of the integral.
Step 7
By the Power Rule, the integral of with respect to is .
Step 8
Combine and .
Step 9
Since is constant with respect to , move out of the integral.
Step 10
By the Power Rule, the integral of with respect to is .
Step 11
Combine and .
Step 12
Since is constant with respect to , move out of the integral.
Step 13
By the Power Rule, the integral of with respect to is .
Step 14
Combine and .
Step 15
Since is constant with respect to , move out of the integral.
Step 16
By the Power Rule, the integral of with respect to is .
Step 17
Simplify the answer.
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Step 17.1
Combine and .
Step 17.2
Substitute and simplify.
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Step 17.2.1
Evaluate at and at .
Step 17.2.2
Evaluate at and at .
Step 17.2.3
Evaluate at and at .
Step 17.2.4
Evaluate at and at .
Step 17.2.5
Evaluate at and at .
Step 17.2.6
Simplify.
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Step 17.2.6.1
Raise to the power of .
Step 17.2.6.2
Raising to any positive power yields .
Step 17.2.6.3
Cancel the common factor of and .
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Step 17.2.6.3.1
Factor out of .
Step 17.2.6.3.2
Cancel the common factors.
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Step 17.2.6.3.2.1
Factor out of .
Step 17.2.6.3.2.2
Cancel the common factor.
Step 17.2.6.3.2.3
Rewrite the expression.
Step 17.2.6.3.2.4
Divide by .
Step 17.2.6.4
Multiply by .
Step 17.2.6.5
Add and .
Step 17.2.6.6
Raise to the power of .
Step 17.2.6.7
Cancel the common factor of and .
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Step 17.2.6.7.1
Factor out of .
Step 17.2.6.7.2
Cancel the common factors.
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Step 17.2.6.7.2.1
Factor out of .
Step 17.2.6.7.2.2
Cancel the common factor.
Step 17.2.6.7.2.3
Rewrite the expression.
Step 17.2.6.8
Raising to any positive power yields .
Step 17.2.6.9
Cancel the common factor of and .
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Step 17.2.6.9.1
Factor out of .
Step 17.2.6.9.2
Cancel the common factors.
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Step 17.2.6.9.2.1
Factor out of .
Step 17.2.6.9.2.2
Cancel the common factor.
Step 17.2.6.9.2.3
Rewrite the expression.
Step 17.2.6.9.2.4
Divide by .
Step 17.2.6.10
Multiply by .
Step 17.2.6.11
Add and .
Step 17.2.6.12
Combine and .
Step 17.2.6.13
Multiply by .
Step 17.2.6.14
Move the negative in front of the fraction.
Step 17.2.6.15
To write as a fraction with a common denominator, multiply by .
Step 17.2.6.16
To write as a fraction with a common denominator, multiply by .
Step 17.2.6.17
Write each expression with a common denominator of , by multiplying each by an appropriate factor of .
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Step 17.2.6.17.1
Multiply by .
Step 17.2.6.17.2
Multiply by .
Step 17.2.6.17.3
Multiply by .
Step 17.2.6.17.4
Multiply by .
Step 17.2.6.18
Combine the numerators over the common denominator.
Step 17.2.6.19
Simplify the numerator.
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Step 17.2.6.19.1
Multiply by .
Step 17.2.6.19.2
Multiply by .
Step 17.2.6.19.3
Subtract from .
Step 17.2.6.20
Move the negative in front of the fraction.
Step 17.2.6.21
Raise to the power of .
Step 17.2.6.22
Raising to any positive power yields .
Step 17.2.6.23
Cancel the common factor of and .
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Step 17.2.6.23.1
Factor out of .
Step 17.2.6.23.2
Cancel the common factors.
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Step 17.2.6.23.2.1
Factor out of .
Step 17.2.6.23.2.2
Cancel the common factor.
Step 17.2.6.23.2.3
Rewrite the expression.
Step 17.2.6.23.2.4
Divide by .
Step 17.2.6.24
Multiply by .
Step 17.2.6.25
Add and .
Step 17.2.6.26
Combine and .
Step 17.2.6.27
Multiply by .
Step 17.2.6.28
Cancel the common factor of and .
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Step 17.2.6.28.1
Factor out of .
Step 17.2.6.28.2
Cancel the common factors.
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Step 17.2.6.28.2.1
Factor out of .
Step 17.2.6.28.2.2
Cancel the common factor.
Step 17.2.6.28.2.3
Rewrite the expression.
Step 17.2.6.28.2.4
Divide by .
Step 17.2.6.29
To write as a fraction with a common denominator, multiply by .
Step 17.2.6.30
Combine and .
Step 17.2.6.31
Combine the numerators over the common denominator.
Step 17.2.6.32
Simplify the numerator.
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Step 17.2.6.32.1
Multiply by .
Step 17.2.6.32.2
Add and .
Step 17.2.6.33
Raise to the power of .
Step 17.2.6.34
Cancel the common factor of and .
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Step 17.2.6.34.1
Factor out of .
Step 17.2.6.34.2
Cancel the common factors.
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Step 17.2.6.34.2.1
Factor out of .
Step 17.2.6.34.2.2
Cancel the common factor.
Step 17.2.6.34.2.3
Rewrite the expression.
Step 17.2.6.34.2.4
Divide by .
Step 17.2.6.35
Raising to any positive power yields .
Step 17.2.6.36
Cancel the common factor of and .
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Step 17.2.6.36.1
Factor out of .
Step 17.2.6.36.2
Cancel the common factors.
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Step 17.2.6.36.2.1
Factor out of .
Step 17.2.6.36.2.2
Cancel the common factor.
Step 17.2.6.36.2.3
Rewrite the expression.
Step 17.2.6.36.2.4
Divide by .
Step 17.2.6.37
Multiply by .
Step 17.2.6.38
Add and .
Step 17.2.6.39
Multiply by .
Step 17.2.6.40
To write as a fraction with a common denominator, multiply by .
Step 17.2.6.41
Combine and .
Step 17.2.6.42
Combine the numerators over the common denominator.
Step 17.2.6.43
Simplify the numerator.
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Step 17.2.6.43.1
Multiply by .
Step 17.2.6.43.2
Subtract from .
Step 17.2.6.44
Move the negative in front of the fraction.
Step 17.2.6.45
Raise to the power of .
Step 17.2.6.46
Raising to any positive power yields .
Step 17.2.6.47
Cancel the common factor of and .
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Step 17.2.6.47.1
Factor out of .
Step 17.2.6.47.2
Cancel the common factors.
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Step 17.2.6.47.2.1
Factor out of .
Step 17.2.6.47.2.2
Cancel the common factor.
Step 17.2.6.47.2.3
Rewrite the expression.
Step 17.2.6.47.2.4
Divide by .
Step 17.2.6.48
Multiply by .
Step 17.2.6.49
Add and .
Step 17.2.6.50
Combine and .
Step 17.2.6.51
Multiply by .
Step 17.2.6.52
Cancel the common factor of and .
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Step 17.2.6.52.1
Factor out of .
Step 17.2.6.52.2
Cancel the common factors.
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Step 17.2.6.52.2.1
Factor out of .
Step 17.2.6.52.2.2
Cancel the common factor.
Step 17.2.6.52.2.3
Rewrite the expression.
Step 17.2.6.52.2.4
Divide by .
Step 17.2.6.53
To write as a fraction with a common denominator, multiply by .
Step 17.2.6.54
Combine and .
Step 17.2.6.55
Combine the numerators over the common denominator.
Step 17.2.6.56
Simplify the numerator.
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Step 17.2.6.56.1
Multiply by .
Step 17.2.6.56.2
Add and .
Step 17.2.6.57
Combine and .
Step 17.2.6.58
Move to the left of .
Step 18
The result can be shown in multiple forms.
Exact Form:
Decimal Form:
Step 19
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