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Which is the correct identity for cos(π/2-θ) ? A. cos θ B. sin θ C. sec θ D. csc θ
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Which is the correct identity for cos(π/2-θ) ? A. cos θ B. sin θ C. sec θ D. csc θ

User Xyene
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2 Answers

4 votes
I believe the answer is D. I’m terribly sorry if I got it wrong
User Michael Davis
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8.0k points
2 votes

Answer:

B. sin

Explanation:

sin A is equivalent to cos(pi/2-a)

User Brendan Goggin
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