Ley de los Signos
78 + 34
112
4 − (6 ÷ 3)
2
1/7 + 5/7
6/7
3x + 2x
5x
x5⋅x2
x7
- 35 + 17
-18
12 + 2(4 X 8)
76
1/2 + 3/4
5/4
6x – 15x
-9x
2x4 (3x2)
6x6
54 + 37 - 66 - 15
10
2 × 5 + 12 ÷ 4 + 8
21
7/4 - 3/5
23/20
x2 - 3x - 2x2 - x
-x2 - 4x
-3x7(5x2)
-15x9
-5(-7)(-2)(-2)(-1)
-140
- 4 + 32[5(3 + 2) - 6(11 - 7)] + 2
7
3/2 + 1/6 - 3/9
4/3
x3 - 3x - 2x2 - x + 4x2 + 5x3
6x3 + 2x2 - 4x
9x2(6x – 5)
54x3 + 45x2
48 + (-8) - (-6) + 23 - (-37)
106
(6(17 − 8) − 4) / (62 - 26)
5
(3/7 ÷ 2/8) + 2/3
50/21
-(3x - 2x2) - (x + 4x2)
-2x2 - 4x
(2x + 7)(x + 1)
2x2 + 9x + 7