题目内容
3
+6
×0.25+0.625×6
+6
×0.125.
4 |
17 |
13 |
17 |
13 |
17 |
13 |
17 |
3
+6
×0.25+0.625×6
+6
×0.125,
=3
+6
×(0.25+0.625+0.125),
=3
+6
×1,
=3
+6
,
=10.
4 |
17 |
13 |
17 |
13 |
17 |
13 |
17 |
=3
4 |
17 |
13 |
17 |
=3
4 |
17 |
13 |
17 |
=3
4 |
17 |
13 |
17 |
=10.
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