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Solve the equation sin(x° − 20°) = cos(42°) for x, where 0 < x < 90. A. 22 B. 28 C. 62 D. 68

2 Answers

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Answer:68

Explanation:

User Dilshod Tadjibaev
by
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SOLUTION:-


\sin(x - 20°) = \cos(42°)


\sin(x - 20°) = \sin(90° - 42°)


\sin(x - 20°) = \sin 48°


x - 20° = 48°


x = 48° + 20°


x = 68°

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User NorthernMonkey
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