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Let f: R to R and g:R to R be respectiv...

Let f:` R to R and g:R to R` be respectively given by `f(x) =|x|+1 and g(x) =x^(2)+1)`. Define `h: R to R ` by
`h(x) ={{:( max{f(x) , g(x) },if xle0),(min{f(x) ,g(x) },if x gt 0):}`
then number of point at which h(x) is not differentiable is

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