'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 不等式及其解集 用或号表示大小关系的式子叫做不等式。 使不等式成立的未知数的值叫...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 一元一次不等式组 1、一元一次不等式组的概念:几个一元一次不等式合在一起,就组成...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 不等式的基本性质和等式的基本性质的异同: ①相同点:无论是等式还是不等式,都可...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 一元一次不等式组 1、一元一次不等式组的概念:几个一元一次不等式合在一起,就组成...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 1、不等式两边都加上(或减去)同一个数或同一个整式,不等号的方向不变。 2、不等...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 一元一次不等式组 把两个不等式合起来,就组成了一个一元一次不等式组。 几个不等式...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 考点一、不等式的概念 1、不等式:用不等号表示不等关系的式子,叫做不等式。 2、不...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 一、教学目标 1.知识目标:熟练掌握一元二次不等式的两种解法,正确理解一元二次方...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 不等式、不等式组 1、一元一次不等式的概念 一般地,不等式中只含有一个未知数,未...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 不等式的概念 1、不等式:用不等号表示不等关系的式子,叫做不等式。 2、不等式的解...