Question

find the zeroes of the polynomial m xsquare +(m+n)+n

Answer 1

here is your answer by Sujeet,

Given that, polynomial

mx²+(m+n)x+n
mx²+MX+nx+n
MX(x+1)+n(x+1)

then,
(MX+n)(x+1)

f(x)=MX +n=O
MX=-n
x=-n/m


Again,
x+1=0
x=-1

Now,
Zeroes of polynomial -1 and -n/m



that's all,,


by smarty Sujeet......