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Home > PC > Chapter 6 > Lesson 6.4.2 > Problem 6-160
6-160.
Solve for all possible values of
1. Use the double-angle formula for sine on the left.
2. Use the angle difference formula for cosine on the right.
Solve for all possible values of
1. Use the double-angle formula for sine on the left.
2. Use the angle difference formula for cosine on the right.