Question

If -3 is one of the zeros of the quadratic polynomial mentioned below, then the value of k is
(k-1)x^2+kx-3

Answer 1

Answer:

Since (-3) is a zero.

Therefore Replacing X= -3

(k - 1)(-3)² + k(-3) - 3 = 0

(k - 1)(9) - 3k - 3 = 0

9k - 9 - 3k - 3 = 0

6k - 12 = 0

k = 12/6

k = 2 (ans)

Step-by-step explanation:

Hope you find it helpful.

Please mark as Brainliest