The sum of zeros of x2 - 2x is

Question

The sum of zeros of x² - 2x is

(a) 2

(b) -2

(c) 4

(d) 3

Answer 1

Correct answer is (a) 2

The sum of zeros ⇒ α+β = -b/a

                            ⇒ -(-2)/1 

                            ⇒ 2