Trigonometry Examples
Step 1
Factor out of .
Factor out of .
Factor out of .
Step 2
Rewrite as .
Step 3
Rewrite as .
Step 4
Since both terms are perfect squares, factor using the difference of squares formula, where and .
Step 5
Simplify.
Rewrite as .
Factor.
Since both terms are perfect squares, factor using the difference of squares formula, where and .
Remove unnecessary parentheses.
Remove unnecessary parentheses.