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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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Jan 19, 2021
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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
Mathematics
high-school
Xyene
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I believe the answer is D. I’m terribly sorry if I got it wrong
Michael Davis
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Jan 20, 2021
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Michael Davis
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Answer:
B. sin
Explanation:
sin A is equivalent to cos(pi/2-a)
Brendan Goggin
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Jan 26, 2021
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Brendan Goggin
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