SOLUTION: Multiply. (Simplify your answer completely.) (sin θ − cos θ)^2

SOLUTION: Multiply. (Simplify your answer completely.) (sin θ − cos θ)^2

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Question 987493: Multiply. (Simplify your answer completely.)
(sin θ − cos θ)^2
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
It is sin^2 x - 2 sin x cos x + cos^2 x (or theta)
but cos^2 x=1-sin^2 x
=sin^2 x+ 2sinx cosx +1-sin^2 x
= sin 2x +1, because sin 2A=2 sinA cosA

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