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- #1
Alexmahone
Active member
- Jan 26, 2012
- 268
Is the function
$f(x) = \left\{\begin{array}{rcl}\sqrt{x}\cos\left(\frac{1}{x}\right)&\text{if}&x\neq 0\\0 &\text{if}&x=0\end{array}\right.$
continuous at 0?
My answer is no, because the left hand limit does not exist. Am I right?
$f(x) = \left\{\begin{array}{rcl}\sqrt{x}\cos\left(\frac{1}{x}\right)&\text{if}&x\neq 0\\0 &\text{if}&x=0\end{array}\right.$
continuous at 0?
My answer is no, because the left hand limit does not exist. Am I right?
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