MCQ
Integration factor of differential equation $\frac{\text{dy}}{\text{dx}}+\text{py}=\text{Q},$ where $P$ and $IQ$ are functions of $x$ is:
- A$\int{e}^{\text{p}}\text{dx}$
- B$\text{e}\int\text{pdx}$
- C$\text{e}-\int\text{pdx}$
- ✓None of these
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$(A)$ $-2$ $(B)$ $-1$ $(C)$ $1$ $(D)$ $2$