Question

What is the value of k, if 3 is the solution of 3x

2 + (k – 1) x + 9 = 0 ?What is the value of k, if 3 is the solution of 3x

2 + (k – 1) x + 9 = 0 ? ​

Answer 1

Answer:

if 3x=3

then,

x=3/3

or x = 1

ATP :

2+(k-1)x+9=0

or, k-1=-11

or,k=-10