MCQ
Derivative of $(\tan x)^4$ is ______
  • A
    $(\tan x)^3\left(\sec ^2 x\right)$
  • $4(\tan x)^3\left(\sec ^2 x\right)$
  • C
    $4(\tan x)^3$
  • D
    $4(\tan x)^3(\sec x)$

Answer

Correct option: B.
$4(\tan x)^3\left(\sec ^2 x\right)$
B

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