Question

2. Given that one root of the equation 2x2 – 12x + k = 0 is twice the other root find the
value of k.

Answer 1

Answer:

I guess it's

k=-16

if I am wrong pls correct me guys

Answer 2

Answer:

16

Step-by-step explanation:

let a and 2a be the roots

a+2a=6

3a=6

a=2

a×2a=k/2

2a^2=k/2

k=4a^2

k=4×4

k=16