What is the differential of cot x and which differentiation rule can you use to prove this?

3 years ago

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Ellis O'hara

1 Answer

Matthew M Verified Sherpa Tutor ✓

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cot(x) = 1/tan(x). This is a fraction so use quotient rule.

y=cot(x)

dy/dx = -sec(x)^2/tan(x)^2

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