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Precalculus Final - Part 1 of 2!
SAMPLE
This is a sample practice set. In order to have a more personalized exam prep experience:
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12. Trigonometric Identities / Introduction to Trigonometric Identities / Problem 4
Problem 4

Is the given equation an identity?
cot2xcos2x=cot2x+sin2x−1\(\cot\)^2x\(\cos\)^2x=\(\cot\)^2x+\(\sin\)^2x-1