Любое, которое не делится на 7 и на 11.
12, 13, 15, 16 и т.д.
18000/24=750
750*100=75000 жителей
1.F(x)=6-1/5=5.8
F(x)=6-1/2=5.5
F(x)=6-1/3=5 2/3
F(x)=6-1/ 1/6=6-6=0
2,y=3*3+1=10
y=-4*-4+1=16+1=17
y=5*5+1=26
y=0.5*0.5+1=0.25+1=1.25
Log(0,25) 2 =log(1/4)2 = log(4^(-1)) 2 =-log(4) 2 =-1/2
(7х - 12)* 5/14 = 7х * 5/14 - 12* 5/14 = 5х/2 - 30/7 = 2,5х - 4 2/7