Question

x²+6x+k=0 find the value of k by using quatic equation​

Answer 1

Answer:

9

Step-by-step explanation:

Equation x

2

−6x+k=0 has

discriminant D=b

2

−4ac

=36−4k

For real roots D>0

⇒ 36−4k>0

⇒ k<9