The value of k for which the quadratic equation 16x2 + 4kx+9=0 has real and equal roots are
Answers
Answered by
7
Answer:
k=6
Step-by-step explanation:
b2-4ac=0
b2= 4ac
(4k)2= 64*9
16k2=64*9
k2=36
k=6
Similar questions