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28 February, 08:23

Sin 2x=

check all that apply

A. 2sin x cos x

B. 1-2 sin^2 x

C. 2cos x sin x

D. 2sin x + 2cos x

+2
Answers (1)
  1. 28 February, 09:26
    0
    A, C

    Step-by-step explanation:

    sin 2x=sin (x+x) = sinx cos x+cos x sin x=2 sin x cos x

    or = 2 cos x sin x

    [sinx cox=cos x sin x ]
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