Physics, asked by santswaroop, 6 months ago

what is 1+cos2theta/2 equal to

Answers

Answered by kuma94

0

Answer:

Cos^2theta is answer

Explanation:

Cos2theta = 2cos^2theta - 1

Then 2cos^2theta =Cos2theta +1,

then,cos^2theta =1 +cos2theta/2.

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