tan theta-sin^ 2 theta=cos^ 2 theta. then show that .sin^2 theta = 1/2
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Answer:
sin2theta = 1/2
Step-by-step explanation:
tan2theta - sin2theta = cos2theta
tan2thea = cos2theta + sin2theta
tan2theta = 1
tan2theta = tan2(45)
theta = 45
sin2theta = 1/(root2)^2
sin2theta = 1/2
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