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15.4 Final Identities and Trig Equations. Good News You don’t have to memorize the formulas in this section. I will give these to you on the test. Product to Sum Identities. Sum to Product Identities. Find the exact value of .
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15.4 Final Identities and Trig Equations Good News You don’t have to memorize the formulas in this section. I will give these to you on the test.
Find the exact value of . • Prove the identity .
Solve for . • If and , what is ? • Solve for x, where .