For what value of p the equation (1 + p) x2 + 2(1 + 2p) x + (1 + p) = 0 has coincident roots
For what value of p the equation (1 + p) x2 + 2(1 + 2p) x + (1 + p) = 0 has coincident roots
A quadratic equation has equal roots if and only if its discriminant =0
a=1+p; b= 2+4p; c= 1+p