Mathematics, 20.01.2021 22:30, avalianagames
Rebecca has found that sin x= cos x when x= 45°. She then states that this means sin x = cos x is an identity. Is she correct? Explain your answer.
Answers: 3
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Rebecca has found that sin x= cos x when x= 45°. She then states that this
means sin x = cos x is a...
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