Precalculus Examples

, ,
Step 1
Set up the composite result function.
Step 2
Evaluate by substituting in the value of into .
Step 3
Rewrite as .
Step 4
Expand using the FOIL Method.
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Step 4.1
Apply the distributive property.
Step 4.2
Apply the distributive property.
Step 4.3
Apply the distributive property.
Step 5
Simplify and combine like terms.
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Step 5.1
Simplify each term.
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Step 5.1.1
Multiply by .
Step 5.1.2
Multiply by .
Step 5.1.3
Multiply by .
Step 5.1.4
Multiply by .
Step 5.2
Add and .
Step 6
Apply the distributive property.
Step 7
Simplify.
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Step 7.1
Multiply by .
Step 7.2
Multiply by .
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