Question

If one of the zeroes of the quadratic polynomial (k–1) x2 + k x + 1 is –3, then the value of k is
(A) 4/3 (B) –43 (C) 2/3 (D)–2/3

Answer 1

Answer:

If one of the zeros of quadratic polynomial (k-1)x2+kx+1 is -3then find the value of k

Ask for details Follow Report by Keeshapinto 03.06.2017

Answers

dhathri123

dhathri123 Ace

Hi friend,

given one of the zeros of quadratic polynomial (k-1)x2+kx+1 is -3

so when we substitute -3 in the polynomial ,we get 0

→(k-1)(-3)²+k(-3)+1=0

→9k-9-3k+1=0

→6k-8=0

→k=8/6=4/3

I hope this will help u ;)

Answer 2

Answer:

I hope it's help you................