题目内容
计算.(1-
)×(1-
)×(1-
)×…×(1-
)×(1-
)
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 4 |
| 1 |
| 99 |
| 1 |
| 100 |
(1-
)×(1-
)×(1-
)×…×(1-
)×(1-
),
=
×
×
×…×…
×
,
=
.
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 4 |
| 1 |
| 99 |
| 1 |
| 100 |
=
| 1 |
| 2 |
| 2 |
| 3 |
| 3 |
| 4 |
| 98 |
| 99 |
| 99 |
| 100 |
=
| 1 |
| 100 |
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