Question

1 point
9. If one zero of the quadratic
polynomial x2 + 3x + k is 2, then
the value of kis *
O (A) 10
0 (B) – 10
O (C) 5
O (D) -5​

Answer 1

(B) – 10

Explanation :-

x2 + 3x + k

Given , x=2

Find value of K

2² + 3×2 + k = 0

k = -10

Hope it helps you.