Time left 1: 13:27 Question 19 For each value of x, state whether the function is differentiable Incomplete not differentiable. answer Marked out of 4.00 Flag y = f(x) question X 3/ 4 5 6 7 8 9 10 x = 1 not differentiable + x = 2 differentiable X =4 not differentiable + X = 5 X = 7 X = 9