1) 1728/(58 - х) = 36,
36*(58 - х) = 1728,
58 - х = 1728/36,
-х = -58+48,
х = 10.
2) (х - 23)/26 = 8,
х - 23 = 8*26,
х = 208 + 23,
х = 231.
1- 7014
2 - 142
3 - 105200
4 - 26035
5 - 15003
6 - 143
7 - 10000
8 - 2 / 15
9 - 40
120:5*8=24*8=192(км)-весь путь
НОК(35,56)=280
35=5*7
56=2*2*2*7
Lim(x->∞) [(8x^5-3x^2+9)/(2x^5+2x^2+5)]=
=lin(x->∞) [(8x^5/x^5 -3x^2/x^5+9/x^5)/(2x^5/x^5+2x^2/x^5+5/x^5)]=
=lin(x->∞)[(8-3/x^3+9/x^5)/(2+2/x^3+5/x^5)]=8/2=4