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# Opposite Angle Identities

TRIG-H1STVV

Which of the following are Opposite Angle Identities involving the Trigonometric Functions?

Select ALL that apply.

A

$\sin(-A) = -\sin(A)$

B

$\sin(-A) = \sin(A)$

C

$\cos(-A) = -\cos(A)$

D

$\cos(-A) = \cos(A)$