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Trigonometry Examples
Step 1
Step 1.1
Simplify each term.
Step 1.1.1
Rewrite as .
Step 1.1.2
Rewrite in terms of sines and cosines.
Step 1.1.3
Rewrite in terms of sines and cosines.
Step 1.1.4
Multiply by the reciprocal of the fraction to divide by .
Step 1.1.5
Cancel the common factor of .
Step 1.1.5.1
Cancel the common factor.
Step 1.1.5.2
Rewrite the expression.
Step 1.1.6
Convert from to .
Step 1.2
Simplify with factoring out.
Step 1.2.1
Reorder and .
Step 1.2.2
Factor out of .
Step 1.2.3
Rewrite as .
Step 1.2.4
Factor out of .
Step 2
Apply pythagorean identity.