Mathematics, 31.03.2020 18:30, Luciano4411

Given cosx= 4/5 when (3π/2) < x<2π find sin2x

A. 18/24
B -18/25
C.-1/5
D. -24/25

Answers: 2

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Given cosx= 4/5 when (3π/2) < x<2π find sin2x

A. 18/24
B -18/25
C.-1/5