Precalculus Examples

Multiply by .
Simplify with factoring out.
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Factor out of .
Factor out of .
Apply pythagorean identity.
Rewrite as .
Rewrite in terms of sines and cosines.
Apply the product rule to .
One to any power is one.
Cancel the common factor of .
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Write as a fraction with denominator .
Factor out the greatest common factor .
Cancel the common factor.
Rewrite the expression.
Multiply and .
Convert from to .
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