1 \5 2 \3 1*5 - 2*3 5-6
7 ------- - 6 ------ = (7-6)+( --------------------) = 1 + ---------------- =
6 10 30 30
= 1+ (-1/30) = 30/30 - 1/30 = -29/30
4 \2 8 \3 4*2 - 8*3 8 - 24
9 ---------- - 1 ------------- = (9-1)+(------------------) = 8 + ----------------- =
15 10 30 30
= 8 + 16/30 = 8 16/30 = 8 8/15
X-28=58+37
x-28=95
x=95+28
x=123
Б)8x=80*12
8x=960
x=960:8
x=120
В)x:28=300-203
x:28=97
x=97*28
x=2716
928I_4
8 232
-----
12
------
8
--------
0
-log_3(3^3) - 2/2 log_2(6) + 2/2 log_6(6) = -3 - log_2(2) - log_2(3) + 1 = -3 - log_2(3)