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Question #93493

↳Redirected from "What is the chemical formula of a diamond?"

1 Answer

Nov 11, 2016

#sec^2x/tan^2x+4=5+cot^2x#

Explanation:

#sec^2x/tan^2x+4=1/cos^2x*cot^2x+4=1/cancel(cos^2x)*cancel(cos^2x)/sin^2x+4=#
#=(sin^2x+cos^2x)/sin^2x+4=5+cot^2x#

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