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Calculus Examples
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Step 1
Step 1.1
Eliminate the equal sides of each equation and combine.
Step 1.2
Solve for .
Step 1.2.1
Subtract from both sides of the equation.
Step 1.2.2
Factor the left side of the equation.
Step 1.2.2.1
Factor out of .
Step 1.2.2.1.1
Factor out of .
Step 1.2.2.1.2
Factor out of .
Step 1.2.2.1.3
Factor out of .
Step 1.2.2.2
Rewrite as .
Step 1.2.2.3
Factor.
Step 1.2.2.3.1
Since both terms are perfect squares, factor using the difference of squares formula, where and .
Step 1.2.2.3.2
Remove unnecessary parentheses.
Step 1.2.3
If any individual factor on the left side of the equation is equal to , the entire expression will be equal to .
Step 1.2.4
Set equal to .
Step 1.2.5
Set equal to and solve for .
Step 1.2.5.1
Set equal to .
Step 1.2.5.2
Subtract from both sides of the equation.
Step 1.2.6
Set equal to and solve for .
Step 1.2.6.1
Set equal to .
Step 1.2.6.2
Add to both sides of the equation.
Step 1.2.7
The final solution is all the values that make true.
Step 1.3
Evaluate when .
Step 1.3.1
Substitute for .
Step 1.3.2
Multiply by .
Step 1.4
Evaluate when .
Step 1.4.1
Substitute for .
Step 1.4.2
Multiply by .
Step 1.5
Evaluate when .
Step 1.5.1
Substitute for .
Step 1.5.2
Multiply by .
Step 1.6
The solution to the system is the complete set of ordered pairs that are valid solutions.
Step 2
The area of the region between the curves is defined as the integral of the upper curve minus the integral of the lower curve over each region. The regions are determined by the intersection points of the curves. This can be done algebraically or graphically.
Step 3
Step 3.1
Combine the integrals into a single integral.
Step 3.2
Multiply by .
Step 3.3
Split the single integral into multiple integrals.
Step 3.4
By the Power Rule, the integral of with respect to is .
Step 3.5
Since is constant with respect to , move out of the integral.
Step 3.6
By the Power Rule, the integral of with respect to is .
Step 3.7
Simplify the answer.
Step 3.7.1
Combine and .
Step 3.7.2
Substitute and simplify.
Step 3.7.2.1
Evaluate at and at .
Step 3.7.2.2
Evaluate at and at .
Step 3.7.2.3
Simplify.
Step 3.7.2.3.1
Raising to any positive power yields .
Step 3.7.2.3.2
Multiply by .
Step 3.7.2.3.3
Raise to the power of .
Step 3.7.2.3.4
Multiply by .
Step 3.7.2.3.5
Combine and .
Step 3.7.2.3.6
Cancel the common factor of and .
Step 3.7.2.3.6.1
Factor out of .
Step 3.7.2.3.6.2
Cancel the common factors.
Step 3.7.2.3.6.2.1
Factor out of .
Step 3.7.2.3.6.2.2
Cancel the common factor.
Step 3.7.2.3.6.2.3
Rewrite the expression.
Step 3.7.2.3.6.2.4
Divide by .
Step 3.7.2.3.7
Subtract from .
Step 3.7.2.3.8
Raising to any positive power yields .
Step 3.7.2.3.9
Cancel the common factor of and .
Step 3.7.2.3.9.1
Factor out of .
Step 3.7.2.3.9.2
Cancel the common factors.
Step 3.7.2.3.9.2.1
Factor out of .
Step 3.7.2.3.9.2.2
Cancel the common factor.
Step 3.7.2.3.9.2.3
Rewrite the expression.
Step 3.7.2.3.9.2.4
Divide by .
Step 3.7.2.3.10
Raise to the power of .
Step 3.7.2.3.11
Cancel the common factor of and .
Step 3.7.2.3.11.1
Factor out of .
Step 3.7.2.3.11.2
Cancel the common factors.
Step 3.7.2.3.11.2.1
Factor out of .
Step 3.7.2.3.11.2.2
Cancel the common factor.
Step 3.7.2.3.11.2.3
Rewrite the expression.
Step 3.7.2.3.11.2.4
Divide by .
Step 3.7.2.3.12
Multiply by .
Step 3.7.2.3.13
Subtract from .
Step 3.7.2.3.14
Multiply by .
Step 3.7.2.3.15
Add and .
Step 4
The area of the region between the curves is defined as the integral of the upper curve minus the integral of the lower curve over each region. The regions are determined by the intersection points of the curves. This can be done algebraically or graphically.
Step 5
Step 5.1
Combine the integrals into a single integral.
Step 5.2
Multiply by .
Step 5.3
Split the single integral into multiple integrals.
Step 5.4
Since is constant with respect to , move out of the integral.
Step 5.5
By the Power Rule, the integral of with respect to is .
Step 5.6
Combine and .
Step 5.7
Since is constant with respect to , move out of the integral.
Step 5.8
By the Power Rule, the integral of with respect to is .
Step 5.9
Simplify the answer.
Step 5.9.1
Combine and .
Step 5.9.2
Substitute and simplify.
Step 5.9.2.1
Evaluate at and at .
Step 5.9.2.2
Evaluate at and at .
Step 5.9.2.3
Simplify.
Step 5.9.2.3.1
Raise to the power of .
Step 5.9.2.3.2
Cancel the common factor of and .
Step 5.9.2.3.2.1
Factor out of .
Step 5.9.2.3.2.2
Cancel the common factors.
Step 5.9.2.3.2.2.1
Factor out of .
Step 5.9.2.3.2.2.2
Cancel the common factor.
Step 5.9.2.3.2.2.3
Rewrite the expression.
Step 5.9.2.3.2.2.4
Divide by .
Step 5.9.2.3.3
Raising to any positive power yields .
Step 5.9.2.3.4
Cancel the common factor of and .
Step 5.9.2.3.4.1
Factor out of .
Step 5.9.2.3.4.2
Cancel the common factors.
Step 5.9.2.3.4.2.1
Factor out of .
Step 5.9.2.3.4.2.2
Cancel the common factor.
Step 5.9.2.3.4.2.3
Rewrite the expression.
Step 5.9.2.3.4.2.4
Divide by .
Step 5.9.2.3.5
Multiply by .
Step 5.9.2.3.6
Add and .
Step 5.9.2.3.7
Multiply by .
Step 5.9.2.3.8
Raise to the power of .
Step 5.9.2.3.9
Cancel the common factor of and .
Step 5.9.2.3.9.1
Factor out of .
Step 5.9.2.3.9.2
Cancel the common factors.
Step 5.9.2.3.9.2.1
Factor out of .
Step 5.9.2.3.9.2.2
Cancel the common factor.
Step 5.9.2.3.9.2.3
Rewrite the expression.
Step 5.9.2.3.9.2.4
Divide by .
Step 5.9.2.3.10
Raising to any positive power yields .
Step 5.9.2.3.11
Cancel the common factor of and .
Step 5.9.2.3.11.1
Factor out of .
Step 5.9.2.3.11.2
Cancel the common factors.
Step 5.9.2.3.11.2.1
Factor out of .
Step 5.9.2.3.11.2.2
Cancel the common factor.
Step 5.9.2.3.11.2.3
Rewrite the expression.
Step 5.9.2.3.11.2.4
Divide by .
Step 5.9.2.3.12
Multiply by .
Step 5.9.2.3.13
Add and .
Step 5.9.2.3.14
Multiply by .
Step 5.9.2.3.15
Subtract from .
Step 6
Add and .
Step 7