Math, asked by riyanraman, 1 year ago

Sin3theta = cos,(theta-10) where the angles are acute find the value of theta

Answers

Answered by hastidDobariya

Sin 3 theta = cos (theta - 10) cos (90-3 theta) = cos (theta - 10)
90-3 theta = theta - 10
-2 theta = - 100 theta
Theta = 50 degrees
I hope its correct...

Answered by afterhrs

the answer is theta=25°

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