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# If , then at

- is continuous and
1 + = log 10 e , f ' 1 - = - log 10 e '/>
- is continuous and
1 + = log 10 e , f ' 1 - = log 10 e '/>
- is continuous and
1 - = log 10 e , f ' 1 + = - log 10 e '/>
- None of these

## The correct answer is: is continuous and

### As is evident from the graph of that it is continuous but not differentiable at

Now,

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