A Level

MATHEMATICS · Single correct · A Level · Mathematics · Differentiation · Differentiation

Problem

What is ddx(tan⁡x)\dfrac{d}{dx}(\tan x)? (a) csc⁡2x\csc^2 x (b) sec⁡x\sec x (c) sec⁡2x\sec^2 x (d) sec⁡xtan⁡x\sec x\tan x

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