Which statement about the function f(x)=∣x∣f(x) = |x|f(x)=∣x∣ at x=0x=0x=0 is TRUE?
fff is continuous at 000 but not differentiable at 000
fff is differentiable at 000 with f′(0)=0f'(0)=0f′(0)=0
fff is neither continuous nor differentiable at 000
fff is differentiable at 000 with f′(0)=1f'(0)=1f′(0)=1