How do you simplify $sin^2theta$ to non-exponential trigonometric functions?

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Answer 1 · 2018-07-01T10:13:29

$color(purple)( =>sin^2 theta = (1 - cos 2theta) / 2$

$sin^2 theta + cos^2 theta = 1, identity$

$1 - 2 sin^2 theta = cos 2theta, identity$

$sin^2 theta$

$:.color(purple)( =>sin^2 theta = (1 - cos 2theta) / 2$

How do you simplify sin^2thetasin^2theta to non-exponential trigonometric functions?