If Every Pair from among the equations x2 + px+ qr =0 , x2 + qx + rp = 0 and x2 + rx + pq = 0 has a common root, then the sum of the three common roots is????
OPTIONS:-
a) 2(p+q+r)
b) p+q+r
c) -(p+q+r)
d) pqr
Dear Student!
As per the information provided by you, I proceeded in the following manner.
But, the answer does not match with any of the option provided by you. Check the options in the question.
Cheers!