1.
|
(11x + 6) + (16x + 12)
|
|
|
3.
|
(10x2 + 12x + 9) + (11x2 + 15x +
10)
|
|
4.
|
(5x2 + 9x + 20) + (18x2 + 16x + 4)
|
|
5.
|
(18x2 - 19x - 20) + (18x2 - 10x +
17) + (15x2 - 6x + 18)
|
|
6.
|
(-8x2 + 5x + 18) + (-13x2 + 19x +
12)
|
|
7.
|
(20x4 - 13x - 15) + (5x7 - 10x4
+ 15x3 - 8x2 - 19)
|
|
8.
|
(13x2 + 9x - 6) + (12x2 + 11x + 8)
|
|
9.
|
(20x2 - 13x + 4) + (13x2 - 7x - 7)
|
|
10.
|
(9x7 - 4x4 - 4x2 - 6x +
12) + (-10x6 + 12x5 - 11)
|
|
11.
|
(-11x2 - 16x + 15) + (-17x2 - 10x
+ 17)
|
|
12.
|
(-6x2 - 14x - 5) + (-4x2 - 17x -
12) + (9x2 + 13x - 6) + (6x2 + 20x + 20)
|
|
13.
|
(-5x2 + 8x + 4) + (14x2 - 18x +
17)
|
|
14.
|
(-15x7 - 13x3 + 18) + (-17x6
+ 5x5 + 12x4)
|
|
15.
|
(-10x2 - 10x + 10) + (-16x2 + 14x
- 20)
|
|
16.
|
(-10x5 + 15x2 + 5) + (11x6
+ 12x - 6)
|
|
17.
|
(18x2 - 10x + 9) + (17x2 - 6x -
17)
|
|
18.
|
(-18x7 - 11x4 - 6x3) +
(-12x7 + 6x3 + 6)
|
|
19.
|
(-19x2 + 5x + 15) + (7x2 - 17x +
20)
|
|
20.
|
(18x2 + 20x - 8) + (8x2 - 17x -
11) + (-17x2 - 9x + 20) + (19x2 + 4x - 16)
|
|