'); (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' });})(); 不等式的解集: ①能使不等式成立的未知数的值,叫做不等式的解。 ②一个含有未知数...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 不等式的判定: ①常见的不等号有 及。分别读作大于,小于,小于等于,大于等于,不...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 不等式与不等式组 1.定义: 用符号〉,=,〈号连接的式子叫不等式。 2.性质: ①不等...
'); (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' });})(); 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...