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Question: Answered & Verified by Expert
The solution of $\frac{d y}{d x}=e^x(\sin x+\cos x)$
MathematicsDifferential EquationsJEE Main
Options:
  • A $y=e^x(\sin x-\cos x)+c$
  • B $y=e^x(\cos x-\sin x)+c$
  • C $y=\mathrm{e}^x \sin x+c$
  • D $y=e^x \cos x+c$
Solution:
1443 Upvotes Verified Answer
The correct answer is: $y=\mathrm{e}^x \sin x+c$
Given equation $\frac{d y}{d x}=e^x(\sin x+\cos x)$
$\Rightarrow d y=e^x(\sin x+\cos x) d x$
On integrating, we get $y=e^x \sin x+c$

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