Trigonometry Examples

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