题目内容
若定义“*”运算为(
)*(
)=
,则3*2=______.
| 1 |
| x |
| 1 |
| y |
| xy |
| x+y |
∵(
)*(
)=
,
∴3*2=(
)*(
)=
=
.
故答案为:
.
| 1 |
| x |
| 1 |
| y |
| xy |
| x+y |
∴3*2=(
| 1 |
| 3-1 |
| 1 |
| 2-1 |
| ||||
|
| 1 |
| 5 |
故答案为:
| 1 |
| 5 |
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题目内容
| 1 |
| x |
| 1 |
| y |
| xy |
| x+y |
| 1 |
| x |
| 1 |
| y |
| xy |
| x+y |
| 1 |
| 3-1 |
| 1 |
| 2-1 |
| ||||
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| 1 |
| 5 |
| 1 |
| 5 |