Question

The roots of x + kr + k = 0 are real and equal, find k.​

Answer 1

Answer:

if roots are real and equal above formula application takes place

hope you understand

Answer 2

Answer:

k=0 or k= 4

Step-by-step explanation:

Given x ²  +kx+k

=> roots are real & equal

∴b  ²  −4ac=0

=(k) ²   −4(1)(k)=0

=k  ²  −4k=0

=k(k−4)=0

∴  k = 0 or k = 4

PLEASE MARK IT AS BRAINLIEST