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Let f(x)={(-1, -2lexlt0),(x^2-1,0lexlt2)...

Let `f(x)={(-1, -2lexlt0),(x^2-1,0lexlt2):}` if `g(x)=|f(x)|+f(|x|)` then `g(x)` in `(-2,2)` (A) not continuous (B) not differential at one point (C) differential at all points (D) not differential at two points

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