Question

The linear factors of the quadratic equation x? + kx + 1 = 0 are
(a) k = 2
(b) k < 2
(c)k>-2
d​

Answer 1

Answer:

a.k=2

Step-by-step explanation:

D=bsquare-4ac

D=ksquare-4.1.1

k square-4=0

ksquare=4

k=2