求1~30的平方数 1~30的平方数有什么规律
1~30\u7684\u5e73\u65b9\uff0c 1~30\u7684\u7acb\u65b9\u30021-30\u7684\u5e73\u65b9\uff1a
1²=1 2²=4 3²=9 4²=16 5²=25 6²=36 7² =49 8²=64 9²=81 10² =10011²=121 12² =144 13² =169² 14²=196² 15² =225 16² =256² 17² =289 18²=32419²=361 20²=400 21²=441² 22²=484 23²=529\u3001 24²=576 25²=625 26²=67627²=729 28²=784 29²=841 30²=900
1-30\u7684\u7acb\u65b9\uff1a
1³=1 2³=8 3³=27 4³=64 5³=125 6³=216 7³=343 8³=512 9³=729 10³=100011³=1331 12³=1728 13³=2197 14³=2744 15³=3375 16³=4096 17³=491318³=5832 19³=6859 20³=8000 21³=9261 22³=10648 23³=12167 24³=1382425³=15625 26³=17576 27³=19683 28³=21952 29³=24389³ 30³=27000
\u6269\u5c55\u8d44\u659931-100\u7684\u5e73\u65b9\uff1a
31² =961 32²= 1024 33² =1089 34²= 1156 35² =1225
36² =1296 37² =1369 38² =1444 39² =1521 40² =1600
41² =1681 42² =1764 43² =1849 44²=1936 45² =2025
46² =2116 47² =2209 48² =2304 49² =2401 50²= 2500
51²=2601 52²=2704 53²=2809 54²=2916 55²=3025 56²=3136
57²=3249 58²=3364 59²=3481 60²=3600 61²=3721 62²=3844
63²=3969 64²=4096 65²=4225 66²=4356 67²=4489 68²=4624
69²=4761 70²=4900 71²=5041 72²=5184 73²=5329 74²=5476
75²=5625 76²=5776 77²=5929 78²=6084 79²=6241 80²=6400
81²=6561 82²=6724 83²=6889 84²=7056 85²=7225 86²=7396
87²=7569 88²=7744 89²=7921 90²=8100 91²=8281 92²=8464
93²=8649 94²=8836 95²=9025 96²=9216 97²=9409 98²=9604
99²=9801 100²=10000
1\u5e73\u65b9=0+1=1
2\u5e73\u65b9=1\u5e73\u65b9+1+2=4
3\u5e73\u65b9=2\u5e73\u65b9+2+3=9
\u2026\u2026
30\u5e73\u65b9=29\u5e73\u65b9+29+30=900
n\u5e73\u65b9=\uff08n-1)\u5e73\u65b9+\uff08n-1\uff09+n
\u5728\u81ea\u7136\u6570\u5185\u901a\u7528
\u6269\u5c55\u8d44\u6599:
1\u7684\u5e73\u65b9= 1
2 \u7684\u5e73\u65b9= 4
3 \u7684\u5e73\u65b9= 9
4 \u7684\u5e73\u65b9= 16
5 \u7684\u5e73\u65b9= 25
6 \u7684\u5e73\u65b9= 36
7 \u7684\u5e73\u65b9= 49
8 \u7684\u5e73\u65b9= 64
9 \u7684\u5e73\u65b9= 81
10 \u7684\u5e73\u65b9= 100
11 \u7684\u5e73\u65b9= 121
12 \u7684\u5e73\u65b9= 144
13 \u7684\u5e73\u65b9= 169
14 \u7684\u5e73\u65b9= 196
15 \u7684\u5e73\u65b9= 225
16 \u7684\u5e73\u65b9= 256
17 \u7684\u5e73\u65b9= 289
18 \u7684\u5e73\u65b9= 324
19 \u7684\u5e73\u65b9= 361
20 \u7684\u5e73\u65b9= 400
21 \u7684\u5e73\u65b9= 441
22 \u7684\u5e73\u65b9= 484
23 \u7684\u5e73\u65b9= 529
24 \u7684\u5e73\u65b9= 576
25 \u7684\u5e73\u65b9= 625
26 \u7684\u5e73\u65b9= 676
27 \u7684\u5e73\u65b9= 729
28 \u7684\u5e73\u65b9= 784
29 \u7684\u5e73\u65b9= 841
30 \u7684\u5e73\u65b9= 900
2*2=4
3*3=9
4*4=16
5*5=25
6*6=36
7*7=49
8*8=64
9*9=81
10*10=100
11*11=121
12*12=144
13*13=169
14*14=196
15*15=225
16*16=256
17*17=289
18*18=324
19*19=361
20*20=400
21*21=441
22*22=484
23*23=529
24*24=576
25*25=625
26*26=676
27*27=729
28*28=784
29*29=841
30*30=900
绛旓細1²=1 2²=4 3²=9 4²=16 5²=25 6²=36 7² =49 8²=64 9²=81 10² =100 11²=121 12² =144 13² =169² 14²=196² 15² =225 16² =256² 17² =289 ...
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绛旓細15^2=225 16^2=256 17^2=289 18^2=324 19^2=361 20^2=400 21^2=441 22^2=484 23^2=529 24^2=576 25^2=625 26^2=676 27^2=729 28^2=784 29^2=841 30^2=900 瑕佹妸杩欎簺閮借浣忔槸鏈変簺鍥伴毦鐨勶紝鍏跺疄绠骞虫柟鏁涔熸槸鏈夊叕寮忕殑锛岃浣忎簡鍏紡绠楄捣鏉ュ氨鏂逛究浜嗭紒鍋囧瑕佺畻12鐨勫钩鏂锛屽垯...
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绛旓細6^2=36锛7^2=49锛8^2=64锛9^2=81锛10^2=100 11^2=121锛12^2=144锛13^2=169锛14^2=196锛15^2=225 16^2=256锛17^2=289锛18^2=324锛19^2=361锛20^2=400 21^2=441锛22^2=484锛23^2=529锛24^2=576锛25^2=625 26^2=676锛27^2=729锛28^2=784锛29^2=841锛30^2=...
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