问几道填空计算题填空题:1.n-m分之m+2n加上m-n分之n减去n-m分之2m的结果是———————2.4x方y方-(x方+y方)等于多少?————————————计算题:(a-b)(x-y)-(b-a)(x+y)-x+2x方-x三次方(y+
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![问几道填空计算题填空题:1.n-m分之m+2n加上m-n分之n减去n-m分之2m的结果是———————2.4x方y方-(x方+y方)等于多少?————————————计算题:(a-b)(x-y)-(b-a)(x+y)-x+2x方-x三次方(y+](/uploads/image/z/14936755-67-5.jpg?t=%E9%97%AE%E5%87%A0%E9%81%93%E5%A1%AB%E7%A9%BA%E8%AE%A1%E7%AE%97%E9%A2%98%E5%A1%AB%E7%A9%BA%E9%A2%98%EF%BC%9A1.n-m%E5%88%86%E4%B9%8Bm%2B2n%E5%8A%A0%E4%B8%8Am-n%E5%88%86%E4%B9%8Bn%E5%87%8F%E5%8E%BBn-m%E5%88%86%E4%B9%8B2m%E7%9A%84%E7%BB%93%E6%9E%9C%E6%98%AF%E2%80%94%E2%80%94%E2%80%94%E2%80%94%E2%80%94%E2%80%94%E2%80%942.4x%E6%96%B9y%E6%96%B9-%28x%E6%96%B9%2By%E6%96%B9%EF%BC%89%E7%AD%89%E4%BA%8E%E5%A4%9A%E5%B0%91%3F%E2%80%94%E2%80%94%E2%80%94%E2%80%94%E2%80%94%E2%80%94%E2%80%94%E2%80%94%E2%80%94%E2%80%94%E2%80%94%E2%80%94%E8%AE%A1%E7%AE%97%E9%A2%98%EF%BC%9A%EF%BC%88a-b%29%28x-y%29-%28b-a%29%28x%2By%29-x%2B2x%E6%96%B9-x%E4%B8%89%E6%AC%A1%E6%96%B9%EF%BC%88y%2B)
问几道填空计算题填空题:1.n-m分之m+2n加上m-n分之n减去n-m分之2m的结果是———————2.4x方y方-(x方+y方)等于多少?————————————计算题:(a-b)(x-y)-(b-a)(x+y)-x+2x方-x三次方(y+
问几道填空计算题
填空题:
1.n-m分之m+2n加上m-n分之n减去n-m分之2m的结果是———————
2.4x方y方-(x方+y方)等于多少?————————————
计算题:
(a-b)(x-y)-(b-a)(x+y)
-x+2x方-x三次方
(y+1)(y+2)+4/1
问几道填空计算题填空题:1.n-m分之m+2n加上m-n分之n减去n-m分之2m的结果是———————2.4x方y方-(x方+y方)等于多少?————————————计算题:(a-b)(x-y)-(b-a)(x+y)-x+2x方-x三次方(y+
1. 1
2. 不会
计算题:x(2a-2b)
-x(x-1)方
(y+3/2)方
没学过...不会做
1.±1 2.看不懂 计算题:-x+2x方-x³ (y+3/2)方
1.-1
2.没搞错吧