Question

solve this 20 points question
solve this by factorization method​

Answer 1

Answer:

i also difficulties in factorization metjod

Answer 2

Step-by-step explanation:

n^2+4n-a^2-2a-3=0

n^2+4n=a^2+2a+3

(n^2+4n)-(a^2-2a)-3=0

a^2+2a+3-a^2-2a-3=0

ans=l.h.s=r.h.s.