题目内容
计算:
=______;若
=
,则
=______;
=______.
64 |
a |
b |
2 |
3 |
2a-b |
b |
63 |
64 |
∵
a |
b |
2 |
3 |
∴设a=2k,b=3k,
∴
2a-b |
b |
4k-3k |
3k |
1 |
3 |
63 |
7×32 |
7 |
故答案为:8,
1 |
3 |
7 |
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题目内容
64 |
a |
b |
2 |
3 |
2a-b |
b |
63 |
64 |
a |
b |
2 |
3 |
2a-b |
b |
4k-3k |
3k |
1 |
3 |
63 |
7×32 |
7 |
1 |
3 |
7 |