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If f(x)=|(log)(10)x|,t h e na tx=1 f(x)...

If `f(x)=|(log)_(10)x|,t h e na tx=1` `f(x)` is continuous and `f^(prime)(1^+)=(log)_(10)e` `f(x)` is continuous and `f^(prime)(1^+)=(log)_(10)e` `f(x)` is continuous and `f^(prime)(1^-)=(log)_(10)e` `f(x)` is continuous and `f^(prime)(1^-)=-(log)_(10)e`

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