MCQOPTIONS
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| 1. |
Let \[f(x)=\left\{ \begin{matrix} 0, & x |
| A. | f is continuous but not differentiable |
| B. | fis differentiable but not continuous |
| C. | \[{f}'\] is continuous but not differentiable |
| D. | \[{f}'\] is continuous and differentiable |
| Answer» D. \[{f}'\] is continuous and differentiable | |