Math, asked by Smamtha040, 4 months ago

Find θ, if 2 cos(2θ +10) = 1

Answers

Answered by gurramkondatahsildar

6

2cos(2θ +10) = 1

cos(2θ +10) = 1/2 cos 60=1/2

cos(2θ +10)=cos 60

:-2θ +10=60

:-2θ=50

:-θ=25

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