a)
0,3 ⋅ 3,5-3,7;
|
b)
3
4 : 9 +(0,732-0,75) :0,009; |
c)
2
4
13 : ( - 15 26 ) - 3,75 ⋅ 2 ; |
d)
481,92:12-25,16;
|
e)
2
11
17 - 2 4 15 - (13,7⋅1,5-21,55); |
f)
(
3
20 + 4 1 15 ) + 25 42 ⋅ 2,1. |
x 2 + 1,37
3,1y -0,17