[﹙3又15/37﹚+﹙﹣9.5﹚+﹙﹣12又10/37﹚]+[﹙-5/37﹚﹢﹙﹢10又1/2﹚计算,
问题描述:
[﹙3又15/37﹚+﹙﹣9.5﹚+﹙﹣12又10/37﹚]+[﹙-5/37﹚﹢﹙﹢10又1/2﹚计算,
答
高峰负荷
答
[﹙3又15/37﹚+﹙﹣9.5﹚+﹙﹣12又10/37﹚]+[﹙-5/37﹚﹢﹙﹢10又1/2﹚
=126/37-19/2-454/37-5/37+21/2
=-333/37+1
=-296/37
答
=126/37-19/2-454/37-5/37+21/2
=-296/37
=-8