Question

0. If p,q,r  R, then the roots of the equation p(x2 –z2) – (q-r) x z = 0 is a) Imaginary b) Real roots and equal c) Sum of the roots is 0 d) Roots are real and distinct​

Answer 1

x

2

+px−q

2

=0

Compare given equation with the general form of quadratic, which ax

2

+bx+c=0