初中数学整式运算知识点总结
下面是小编为大家收集的初中数学整式运算知识点总结,本文共12篇,仅供参考,欢迎大家阅读,一起分享。 初中数学整式运算知识点总结 1.同类项——所含字母相同,并且相同字母的次数也相同的项叫做同类项,几个常数项也叫同类项。同类项与系数无关,与字母排列的顺序也无关。 2.合并同类项:把多项式中的同类项合并成一项叫做合并同类项。即同类项的系数相加,所得结果作为系数,字母和字母的指数不变。 3.整式的加减:
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