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Mathematics, 09.07.2019 02:10 jadenhoughton

Sin2x=
a. 1/2(cos(a-b)-cos(a+b))
b. 2 sin x cos x
c. 1-2 sin^2 x
d. 2 sin x +2 cos x

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Answers: 1

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You know the right answer?
Sin2x=
a. 1/2(cos(a-b)-cos(a+b))
b. 2 sin x cos x
c. 1-2 sin^2 x
d. 2 sin...
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