MCQ
$\frac{d}{d x}\left(x^5+\cos 2 x\right)=$
  • A
    $5 x^4+\sin 2 x$
  • B
    $5 x^4+\cos 2 x$
  • $5 x^4-2 \sin 2 x$
  • D
    $x^5+2 \sin 2 x$

Answer

Correct option: C.
$5 x^4-2 \sin 2 x$
C

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