lissethmauricio026 lissethmauricio026

15-10-2020
Mathematics

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What is cos(angle) if cot(angle) is undefined and sec(angle) is negative?

What is cosangle if cotangle is undefined and secangle is negative class=

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surjithayer10 surjithayer10

15-10-2020

Answer:

-1

Step-by-step explanation:

cot is undefined if angle=0 or π

sec is negative if angle is in second or third quadrant.

so angle=π

cos π=-1

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22amanda 22amanda

15-10-2020

I think the answer is -1

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