อ้างอิง:
ข้อความเดิมเขียนโดยคุณ beginner01
จงหา $a,b,c\in\mathbb{Z}$ ทั้งหมดซึ่ง $a^2+b^2=2c^2$
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คำตอบมีมากมายนับไม่ถ้วน
เอาชุดคำตอบที่มีช่วงระหว่าง 1-100 ไปชมก่อนครับ
1,1,1,
1,7,5,
1,41,29,
2,2,2,
2,14,10,
2,82,58,
3,3,3,
3,21,15,
4,4,4,
4,28,20,
5,5,5,
5,35,25,
6,6,6,
6,42,30,
7,1,5,
7,7,7,
7,17,13,
7,23,17,
7,49,35,
8,8,8,
8,56,40,
9,9,9,
9,63,45,
10,10,10,
10,70,50,
11,11,11,
11,77,55,
12,12,12,
12,84,60,
13,13,13,
13,91,65,
14,2,10,
14,14,14,
14,34,26,
14,46,34,
14,98,70,
15,15,15,
16,16,16,
17,7,13,
17,17,17,
17,31,25,
17,73,53,
18,18,18,
19,19,19,
20,20,20,
21,3,15,
21,21,21,
21,51,39,
21,69,51,
22,22,22,
23,7,17,
23,23,23,
23,47,37,
23,89,65,
24,24,24,
25,25,25,
26,26,26,
27,27,27,
28,4,20,
28,28,28,
28,68,52,
28,92,68,
29,29,29,
30,30,30,
31,17,25,
31,31,31,
31,49,41,
32,32,32,
33,33,33,
34,14,26,
34,34,34,
34,62,50,
35,5,25,
35,35,35,
35,85,65,
36,36,36,
37,37,37,
38,38,38,
39,39,39,
40,40,40,
41,1,29,
41,41,41,
42,6,30,
42,42,42,
43,43,43,
44,44,44,
45,45,45,
46,14,34,
46,46,46,
46,94,74,
47,23,37,
47,47,47,
47,79,65,
48,48,48,
49,7,35,
49,31,41,
49,49,49,
49,71,61,
50,50,50,
51,21,39,
51,51,51,
51,93,75,
52,52,52,
53,53,53,
54,54,54,
55,55,55,
56,8,40,
56,56,56,
57,57,57,
58,58,58,
59,59,59,
60,60,60,
61,61,61,
62,34,50,
62,62,62,
62,98,82,
63,9,45,
63,63,63,
64,64,64,
65,65,65,
66,66,66,
67,67,67,
68,28,52,
68,68,68,
69,21,51,
69,69,69,
70,10,50,
70,70,70,
71,49,61,
71,71,71,
71,97,85,
72,72,72,
73,17,53,
73,73,73,
74,74,74,
75,75,75,
76,76,76,
77,11,55,
77,77,77,
78,78,78,
79,47,65,
79,79,79,
80,80,80,
81,81,81,
82,2,58,
82,82,82,
83,83,83,
84,12,60,
84,84,84,
85,35,65,
85,85,85,
86,86,86,
87,87,87,
88,88,88,
89,23,65,
89,89,89,
90,90,90,
91,13,65,
91,91,91,
92,28,68,
92,92,92,
93,51,75,
93,93,93,
94,46,74,
94,94,94,
95,95,95,
96,96,96,
97,71,85,
97,97,97,
98,14,70,
98,62,82,
98,98,98,
99,99,99,
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