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Mathematics, 04.04.2020 18:30 annagracedavis2002

Cos2x = __
Check all that apply.
A. sin2x - cos2x
B. 1-2 cos2x
C. 1-2 sinx
D. 2 cos2x-1

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You know the right answer?
Cos2x = __
Check all that apply.
A. sin2x - cos2x
B. 1-2 cos2x
C. 1-2 sinx
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