Question

Answer this question quickly​

Answer 1

x+ a =0

x= a

x2+ px+ q

(-a)2+p(-a) +

a2- pa + q

x2 + mx + n

(- a)2+m(-a)+n

a2-ma+ n

a2- pa+ q

a2-ma+ n

-. +. -

-pa+ ma+ q- n= 0

-pa+ma= n-q

a(-p+m) = n- q

a= n-q/-p+m

Hence proved

It take too much of time hope it will help you