#61) |- 4/9| + |5/6| = 4/9 + 5/6 = 8/18 + 15/18 = 1 5/182) |4,8| * |- 1,75| = 4,8 * 1,75 = 8,4#71) - x = - 5;
x = 5.2) - x = 12;
x = - 12.3) |x| + 4 = 7;|x| = 3;x = ±34) - |x| = 3;|x| = -3;
∅#8|x| < 3,1Відповідь: -3, -2, -1, 0, 1, 2, 3#91) - 2,*3 > - 2,14* = 0, 12) - 3,189 > - 3,1*6* = 9
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Answers & Comments
#6
1) |- 4/9| + |5/6| = 4/9 + 5/6 = 8/18 + 15/18 = 1 5/18
2) |4,8| * |- 1,75| = 4,8 * 1,75 = 8,4
#7
1) - x = - 5;
x = 5.
2) - x = 12;
x = - 12.
3) |x| + 4 = 7;
|x| = 3;
x = ±3
4) - |x| = 3;
|x| = -3;
∅
#8
|x| < 3,1
Відповідь: -3, -2, -1, 0, 1, 2, 3
#9
1) - 2,*3 > - 2,14
* = 0, 1
2) - 3,189 > - 3,1*6
* = 9