初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件

時(shí)間反復(fù)無常，鼓著翅膀飛逝初中數(shù)學(xué)解題秘訣★中考數(shù)學(xué)解題模型揭密時(shí)間反復(fù)無常，鼓著翅膀飛逝初中數(shù)學(xué)解題秘訣★中考數(shù)學(xué)解題模型1數(shù)學(xué)中考考點(diǎn)全覆蓋+初中數(shù)學(xué)解題模型大揭密初中數(shù)學(xué)演義作者李樹茂數(shù)學(xué)立體通關(guān)教學(xué)法創(chuàng)始人數(shù)學(xué)中考考點(diǎn)全覆蓋+初中數(shù)學(xué)解題模型大揭密2初中數(shù)學(xué)通關(guān)口訣代數(shù)抓精髓;代入是關(guān)鍵代數(shù)一般式;兩得全搞定算功過三關(guān);解功四門檻。方程辨兩類;函數(shù)識三型。函數(shù)三姐妹;勾股三用途系數(shù)不為零;指數(shù)要相吻非負(fù)三兄弟;蛻皮兩魔鬼。統(tǒng)計(jì)要通關(guān);兩查走在前。幾何要通透;精髓是特殊四圖加一表;數(shù)據(jù)整理好重點(diǎn)特殊圖;識圖定性判數(shù)據(jù)分析透;三差加三數(shù)兩圖談感情;特殊關(guān)系聯(lián)。概率也不難;頻率能估算全等加相似;對稱與旋轉(zhuǎn)。列表和樹型;搞清總和分平移與投影;位似也要算。魚池魚幾多;應(yīng)用記概型考點(diǎn)說舉做;做題改變找。動(dòng)點(diǎn)巧分類;最短牛喝水條件挖隱含;分類不漏點(diǎn)找準(zhǔn)臨界點(diǎn);相似巧破題思路技巧精;反思記模型。代數(shù)兩特殊;首先特殊數(shù)應(yīng)用均同宗;關(guān)系是根本數(shù)數(shù)拉關(guān)系;方不與函數(shù)。元量同回代;運(yùn)算有六種。關(guān)系大小等;再加倍比分算功:有理數(shù)、無理數(shù)、代數(shù)式的三種計(jì)算功力解功:指解一元一次方程、一元二次方程每每有熱點(diǎn);負(fù)元巧應(yīng)用欠方程組、不等式(組)的四種功力勾股三用途:指勾股定理的計(jì)算:列方程:證明垂的三項(xiàng)功能初中數(shù)學(xué)通關(guān)口訣3戲說初中數(shù)學(xué)數(shù)與式代數(shù)方程與不等式八仙過海函數(shù)及其圖象圖形基礎(chǔ)、三角形及圖形的全等變換國演(九幾何多邊形及四邊形義相似、視圖、投影和解直角三角形圓統(tǒng)概{統(tǒng)計(jì)與概率了戲說初中數(shù)學(xué)4難題突破——突破方向的確定·三句話:基本圖形→經(jīng)驗(yàn)積累→模式識別·九個(gè)字:改條件→變結(jié)論→找接口難題突破——突破方向的確定5學(xué)數(shù)學(xué)首先必須掌握的基本功三種語言:自然語言;符號語言;圖形語言。三類符號:運(yùn)算符號;關(guān)系符號;推理符號。六種運(yùn)算:加:減:乘:除:乘方;開方+銳角三角函數(shù)兩解一分:解方程;解不等式;分解因式。兩句口訣:算功不過關(guān);一切都枉然。解功不過關(guān),高分是空談。學(xué)數(shù)學(xué)首先必須掌握的基本功6戲說數(shù)學(xué)之—代數(shù)單項(xiàng)式整式特廠死數(shù)(實(shí)數(shù))有理式多項(xiàng)式代數(shù)式(定義)分式數(shù)L活數(shù)(含有字母的數(shù)無理式整式方程(一次;二次)相等關(guān)系:等式及方程元(一次方程組)分式方程(可化為一元一次方程)數(shù)與數(shù)之間的特殊關(guān)系不等關(guān)系:不等式(組)全部關(guān)系:函數(shù)與圖象戲說數(shù)學(xué)之—代數(shù)7按照數(shù)的性質(zhì)為代數(shù)式分類死數(shù)(實(shí)數(shù))代數(shù)式永正數(shù):非負(fù)數(shù)+正數(shù)活數(shù)(含字母的數(shù))非負(fù)數(shù):平;絕;根永負(fù)數(shù):-(非負(fù)數(shù)+正數(shù))條件活數(shù)(川劇變臉)按照數(shù)的性質(zhì)為代數(shù)式分類8戲說數(shù)學(xué)之一一幾何特基本圖形(點(diǎn)、線、面、空)角形(直角等腰)殊特殊圖形〈四邊形(平矩菱正)圖L特殊圖形(三、四、多、圓)多邊形與圓(正、圓)定義全等關(guān)系了性質(zhì)普通圖形(丑)判定定義(整容圖與圖之間的特殊關(guān)系相似關(guān)系性質(zhì)特殊圖形(美)判定變換關(guān)系→對稱一興致一平移一位似一投影一視圖戲說數(shù)學(xué)之一一幾何9學(xué)習(xí)幾何要過三關(guān)·畫圖關(guān):按照題意畫圖形。語言關(guān):文字語言(自然語言)、圖形語言、符號語言這三種語言的轉(zhuǎn)換和翻譯。推理關(guān):證明,推理的能力和步驟學(xué)習(xí)幾何要過三關(guān)10√數(shù)學(xué)怎么學(xué)·說(說得出)一舉(會(huì)舉例)一做(能做題)·例:以有理數(shù);絕對值;代數(shù)式;整式;分式;多項(xiàng)式的次數(shù)為例√數(shù)學(xué)怎么學(xué)11初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件12初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件13初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件14初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件15初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件16初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件17初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件18初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件19初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件20初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件21初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件22初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件23初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件24初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件25初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件26初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件27初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件28初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件29初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件30初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件31初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件32初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件33初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件34初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件35初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件36初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件37初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件38初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件39初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件40初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件41初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件42初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件43初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件44初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件45初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件46初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件47初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件48初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件49初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件50初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件51初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件52初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件53初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件54初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件55初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件56初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件57初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件58初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件59初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件60初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件61初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件62初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件63初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件64初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件65初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件66初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件67初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件68初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件69初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件70初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件71初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件72初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件73初中數(shù)學(xué)解題秘訣中考數(shù)學(xué)解題模型揭密課件74初中數(shù)學(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