Precalculus Examples

, ,
Evaluate .
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Replace the variable with in the expression.
Simplify the result.
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Remove parentheses.
Remove parentheses around .
The final answer is .
Evaluate .
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Replace the variable with in the expression.
Simplify the result.
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Remove parentheses around .
The final answer is .
Compose the result function for by replacing the function designators with the actual functions.
Simplify.
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Simplify each term.
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Apply the distributive property.
Multiply by .
Simplify by adding terms.
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Remove unnecessary parentheses.
Subtract from .
Add and .
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