Question

If one root of the quadratic equation 3x2+px+12=0 is 4, while the equation x

2+px+q=0

has equal roots, find the value of q .​

Answer 1

Answer:

while the equation x3+px+q=0has equal roots, then the value of q is. Solution : As 4 is a root of x2+px+12=0, ∴x=4 should satisfy the equation.