'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 整式的加减法 考点一:同类项 1. 所含字母相同,并且相同字母的指数也分别相同的项叫...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 考点二:合并同类项 把同类项的系数相加,所得结果作为合并后的系数,字母和字母的...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 多项式 1. 多项式:(1)几个单项式的和叫做多项式,(2)在多项式中,每个单项式叫做多项...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 整式的除法运算 1. 单项式除以单项式:单项式除以单项式,把系数、同底数幂分别相除...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 单项式 1. 像-x、-ab、2r,都是数与字母的积,这样的式子叫做单项式.单独的一个数或者...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 整式 单项式与多项式统称为整式(注意前一章的代数式的分类,观察两者之间的关系) 注...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 一、非负数的性质:绝对值 任意一个数的绝对值都是非负数,当几个数或式的绝对值相...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 多项式 1、多项式 几个单项式的和叫做多项式。其中每个单项式叫做这个多项式的项。...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 整式的除法运算: 单项式单项式 单项式相除,把系数、同底数幂分别相除后,作为商的...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 整式乘法法则: 1、同底数的幂相乘: 法则:同底数的幂相乘,底数不变,指数相加。...