Mathematics, 23.12.2019 22:31 earcake2470

Simplify (1 − sin x)(1 + sin x).
a) 1
b) cos2 x
c) sin2 x
d) tan2 x

Answers: 2

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Simplify (1 − sin x)(1 + sin x).
a) 1
b) cos2 x
c) sin2 x
d) tan2 x...