Question

If (x -3) is a factor of x^2– kx -2 , then the value of k is ​

Answer 1

Answer:

x-3 is a factor of x²-kx-2

x-3=0

x=3

f(x)=x²-kx-2=0

f(3)=3²-k(3)-2=0

9-3k-2=0

7-3k=0

k=7/3

hope it helps you and don't forget to follow mè