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

Answer

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

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