最大公因數:
1. 38 19
2. 15 27
3. 20 70
4. 36 72
5. 105 75
6. 42 112
(急)求最大公因數
2012-02-03 12:12 am
回答 (6)
2012-02-03 12:26 am
✔ 最佳答案
1. 192. 3
3. 10
4. 36
5. 15
6. 14
2012-02-03 12:50 am
1. 38 = 19 *2
19 = 19 *1......19
2. 15 = 3 *5
27 = 3 *9(3*3*3).....3
3. 20 = 2*5 *2
70 = 2*5 *7........2*5=10
4. 36 = 2*2*3*3
72 = 2*2*3*3 *2......2*2*3*3=36
5.105 = 3*5 *
75 = 3*5 *5....3*15=15
6. 42 = 2*7 *3
112 = 2*7 *8....2*7=14
19 = 19 *1......19
2. 15 = 3 *5
27 = 3 *9(3*3*3).....3
3. 20 = 2*5 *2
70 = 2*5 *7........2*5=10
4. 36 = 2*2*3*3
72 = 2*2*3*3 *2......2*2*3*3=36
5.105 = 3*5 *
75 = 3*5 *5....3*15=15
6. 42 = 2*7 *3
112 = 2*7 *8....2*7=14
2012-02-03 12:39 am
1..19 2..3 3..10 4..36 5..15 6..7
2012-02-03 12:33 am
1. 38=19 *2
19=19 *1......19
2. 15=3 *5
27=3 *9(3*3*3).....3
3. 20=2*5 *2
70=2*5 *7........2*5=10
4. 36=2*2*3*3
72=2*2*3*3 *2......2*2*3*3=36
5.105=3*5 *
75=3*5 *5....3*15=15
6. 42 =2*7 *3
112 =2*7 *8....2*7=14
19=19 *1......19
2. 15=3 *5
27=3 *9(3*3*3).....3
3. 20=2*5 *2
70=2*5 *7........2*5=10
4. 36=2*2*3*3
72=2*2*3*3 *2......2*2*3*3=36
5.105=3*5 *
75=3*5 *5....3*15=15
6. 42 =2*7 *3
112 =2*7 *8....2*7=14
2012-02-03 12:27 am
答：19 3 10 36 15 14
收錄日期: 2021-04-24 09:42:43
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20120202000016KK05405