# Precalculus Examples

Separate fractions.
Rewrite in terms of sines and cosines.
Multiply by the reciprocal of the fraction to divide by .
Write as a fraction with denominator .
Simplify.
Divide by .
Write as a fraction with denominator .
Multiply and .
Rewrite in terms of sines and cosines.
Multiply the numerator by the reciprocal of the denominator.
Multiply by .
Simplify the numerator.
Raise to the power of .
Raise to the power of .
Use the power rule to combine exponents.