Find the value of k if one of the zeroes of the quadratic polynomial

(k-1)x2 + k x + 1 is -3.​

1 thought on “Find the value of k if one of the zeroes of the quadratic polynomial<br /><br /> (k-1)x2 + k x + 1 is -3.​”

1. Answer:

   Step-by-step explanation:

   since -3 is zerof of given polynomial p(x).

   so, p(-3)=0

   ⇒(k-1)x²+ k x + 1 =0

   ⇒(k-1)×(-3)²+k×-3+1=0

   ⇒9k-9-3k+1=0

   ⇒6k=8

   ⇒k=4/3.

   Reply