if a<b<c<d,then prove dat any real no, '@',d quadratic equation,
(x-a)(x-c) + (x-b)(x-d)=0
has
1. real roots
2. imaginary root
3.sum of roots is 0.
4. product of root is zero.
giv reason.....
if a<b<c<d,then prove dat any real no, '@',d quadratic equation,
(x-a)(x-c) + (x-b)(x-d)=0
has
1. real roots
2. imaginary root
3.sum of roots is 0.
4. product of root is zero.
giv reason.....