Solve x^2 + 6x + 5 = 0 using the pq-formula

[@dr.rahulgupta7573]

Sir. For ax^2+bx +c= 0 we have roots AM +/-. (AM^2. ---GM^2) ^ 1/2 . Where AM is half the sum of roots and GM is square root of product of the roots . (X1 +X2 )/2 = AM = ---b /2a,. and ( X1. X2) ^1/2 = GM .= c/a )^1/2