1.m+2/2m+4 2.x²-x-12/x²-3x-4

1. m+2 / 2m+4
m+2 / 2 (m+2) m+2 sama sama dicoret
1/ 2

2.x²-x-12/x²-3x-4
(x-4)(x+3) / (x-4)(x+1). x-4 sama sama dicoret
(x+3) /(x+1)