Question 872264: How do I do I find sec 0, in terms of cot 0?
Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! find sec 0, in terms of cot 0?
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Since sin^2 + cos^2 = 1,
dividing by cos^2 you get:
tan^2 + 1 = sec^2
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So, sec = sqrt[tan^2+1]
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Then, sec = sqrt[(1/cot)^2 + 1]
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sec = sqrt[(1+cot^2)/cot^2]
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sec = sqrt(1+cot^2)/cot
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Cheers,
Stan H.
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