Question

If the roots of the equation: (p^2+q^2)x^2-2q(p+r)x+(q^2+r^2)=0 be real and equal then p,q,r will be in

A. A.P. B. G.P. C. H.P. D. None of these

Answer 1

Answer:

A.P

Step-by-step explanation:

I hope it is correct say thank you