Question

The derivative of f(x) = |x² - x| at x = 2 is

(A) − 3

(B) 0

(C) 3

(D) Not defined 

Answer 1

Answer is (C) 3

f(x) = |x² - x|

⇒ f'(x) = 2x - 1

⇒ f'(2) = 3