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Trigonometry Examples
Step 1
Rewrite in terms of sines and cosines.
Step 2
Combine and .
Step 3
Step 3.1
Apply the sine double-angle identity.
Step 3.2
Combine exponents.
Step 3.2.1
Raise to the power of .
Step 3.2.2
Raise to the power of .
Step 3.2.3
Use the power rule to combine exponents.
Step 3.2.4
Add and .
Step 4
Step 4.1
Cancel the common factor.
Step 4.2
Divide by .