Question

If the zeroes of the quadratic polynimialpx 2 + qx+ r , r​ ≠ 0 are equal, then, 1) r and p have opposite signs 2) r and q have opposite signs 3) r and p have same signs 4) r and q have same signs ANSWER WITH A EXPLANATION!! Fast plz

Answer 1

The answer is
3) r and p have same signs