m-3n m+3n------------ - ------------ =?8n(m+n) 8n(m-n) b+3 b-1--------- - --------...

Question

m-3n m+3n
------------ - ------------ =?
8n(m+n) 8n(m-n)

b+3 b-1
--------- - -------- =?
9b-27 b²-3b

Answer 1

М^2-9n^2 16m^2n^2 B^2-2b-3