# Practice Test

 A) If $f(x)$ is not continuous at $x=a,$ then it is not differentiable at $x=a$ B) If $f(x)$ is continuous at $x=a,$ then it is differentiable at $x=a$ C) If $f(x)$ and $g(x)$ are differentiable at $x=a,$ then $f(x)+g(x)$ is also differentiable at $x=a$ D) If a function $f(x)$ is continuous at $x=a,$ then $limxâ†’af(x)$ exists

Correct option is B

Explanation :
$âˆ´$ Option $(b)$ is correct
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