Bài 1 :
a,
Bình phương | |
0 | 02 = 0 . 0 = 0 |
1 | 12 = 1 . 1 = 1 |
2 | 22 = 2 . 2 = 4 |
3 | 32 = 3 . 3 = 9 |
4 | 42 = 4 . 4 = 16 |
5 | 52 = 5 . 5 = 25 |
6 | 62 = 6 . 6 = 36 |
7 | 72 = 7 . 7 = 49 |
8 | 82 = 8 . 8 = 64 |
9 | 92 = 9 . 9 = 81 |
10 | 102 = 10 . 10 = 100 |
11 | 112 = 11 . 11 = 121 |
12 | 122 = 12 . 12 = 144 |
13 | 132 = 13 . 13 = 169 |
14 | 142 = 14 . 14 = 196 |
15 | 152 = 15 . 15 = 225 |
16 | 162 = 16 . 16 = 256 |
17 | 172 = 17 . 17 = 289 |
18 | 182 = 18 . 18 = 324 |
19 | 192 = 19 . 19 = 361 |
20 | 202 = 20 . 20 = 400 |
b, 64 = 82 ; 169 = 132 ; 196 = 142
Bài 2 :
a,
Lập phương | |
0 | 03 = 0 . 0 . 0 = 0 |
1 | 13 = 1 . 1 . 1 = 1 |
2 | 23 = 2 . 2 . 2 = 8 |
3 | 33 = 3 . 3 . 3 = 27 |
4 | 43 = 4 . 4 . 4 = 64 |
5 | 53 = 5 . 5 . 5 = 125 |
6 | 63 = 6 . 6 . 6 = 216 |
7 | 73 = 7 . 7 . 7 = 343 |
8 | 83 = 8 . 8 . 8 = 512 |
9 | 93 = 9 . 9 . 9 = 729 |
10 | 103 = 10 . 10 . 10 = 1000 |
b, 27 = 33 ; 125 = 53 ; 216 = 63