Math, asked by mdrehanagrawal, 5 months ago

Sin 60+ Cos (3x-9) = 1, Solve for 'x

Answers

Answered by DisneyPrincess29

4

Required Answer:-

sin²60° + cos² (3x - 9°) = 1

cos² (3x - 9°) = 1 - sin²60°

cos² (3x - 9°) = 1 - ¾

cos² (3x - 9°) = ¼

(3x - 9°) = 60°

3x = 69°

x = 23°

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