Math, asked by ahadhshan20, 1 month ago

find the value of angle A;if: tan3a=sin45degree cos 45degree +cos 60degree

Answers

Answered by jm03041983

1

Answer:

15°

Step-by-step explanation:

tan3A = 1/√2*1/√2 + 1/2 = 1 = tan 45°

3A = 45°

A = 15°

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