Question

If p, q and r are real numbers, then roots
of the equation
(x - p) (X - 9) + (x - 9) (x - ) + (x - p) (x - ) = 0
are equal, if
(1) p = 1, q = 1, r = 0
(2) p = q=r
(3) p = 1, 9 = 0, r = 0
(4) q = 1, r= 1​

Answer 1

Answer:

p = 1, q = 1, r = 0 please mark this as a brainliest