Parabola with abs

A). Sketch the graph of the function
f(x)=x * absolute(x) = x * |x|
b). For what values of x is f(x) differentiable
c). Find F(x)

Correct answer:

D = R

Step-by-step explanation:

f1(x) = x2; x0 f2(x) = x (x) = x2; x<0  B: x>0 f(x) = 2x x<0 f(x) = 2x  D=R



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