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[" ALLIRN "],[" 6.Let "quad f(x)={[-1,-2...

[" ALLIRN "],[" 6.Let "quad f(x)={[-1,-2<=x<0],[x^(2)-1,0<=x<=2]" and "],[[g(x)=|f(x)|+f(|x|)" .Then,in the interval "],[1(-2,2),g" is :- "],[" (1) differentiable at all points "],[" (2) not differentiable at two points "],[" (3) not continuous "],[" (4) not differentiable at one point "]]

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