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Q. If $y=e^{3x+7}$, then the value of $\frac{dy}{dx} \bigg|_{x=0}$ is

Continuity and Differentiability

Solution:

$\because y=e^{3x+7}\Rightarrow \frac{dy}{dx}=3e^{3x+7}$
$\therefore \frac{dy}{dx}\bigg|_{x=0}=3e^{3\times0+7}=3e^{7}$