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Mathematics, 12.05.2021 01:00 calwhite216

HELP PLS :) Which pair of expressions is equal to
EXPLAIN HOW YOU GOT THE ANSWER

−2√2?

A: sin 3π/4and cos 3π/4

B: sin 5π/4and sin7π/4

C: cos 3π/4 and sin9π/4

D: cos π/4 and cos 3π/4

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Answers: 3

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HELP PLS :) Which pair of expressions is equal to
EXPLAIN HOW YOU GOT THE ANSWER

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