Re: jnu maths doubt

Posted by Ankur9 on May 15, 2014; 8:18am
URL: http://discussion-forum.276.s1.nabble.com/jnu-maths-doubt-tp7589738p7589768.html

For an equation ax^2 + bx + c

sum of roots = -(b/a)
product of roots = (c/a)

For the given equation x^2-bx+c

sum of roots = p+q = b
product of roots = pq = c

Roots of the required equation are:
pq+p+q = c+b
pq-p-q = c-b

Equation would be the product:   (x-(c+b))(x-(c-b))