ПОМОГИИИТЕ (a+1/2+2)*1/a+1 при а=-5
-2 1/2 * -1/5 + 1 = 1 1/2
1) 4 2/2 + 1/2+2/2= 4 5/2= 6 1/2 2) 6 1/2 * 1/5+ 13/2 * 1/5= 130/10= 13