Rewrite with only sin x and cos x. sin 2x - cos 2x -- Rewrite with only sin x and cos x. (1 point) sin 2x - cos 2x a.2 sinx cosx - 1 + 2 sin 2 x b.2...

sin 2x - cos 2x

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Rewrite with only sin x and cos x. (1 point) 

sin 2x - cos 2x

a.2 sinx cosx - 1 + 2 sin2x

b.2 sin x cos2x - 1 + 2 sin2x

c.2 sin x cos2x - sin x + 1 - 2 sin2x

d.2 sin x cos2x - 1 - 2 sin2x

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Verify this identity:

(sin x)(cos x) = 0

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cos(x+pi/2)  = -sin x