4.1因式分解一、情 境导入看谁算得快:(抢答)(1)若a=101,b=99,则a2-b2=_________ __;(2)若a=99,b=-1,则...
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因式分解的常用方法一、 提公因式法.a2-b2=(a+b)(a-b); a2±2ab+b2=(a±b)2; a3+b3=(a+b)(a2-ab+b2); a3...
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因式分解分式1 (含答案)一、选择题(共5小题;共25分)1.下列计算正确的是()A.屮■ a4 = a12b. (a?y* =...
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8.4因式分解-----《提公因式法》十河中心中学 霍建华教学目标知识与技能:使学生了解因式分解的意义,理解...
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Evaluation Warning: The document was created with Spire.Doc for .NET.14. 3. 1因式分解(第1课时)学习目...
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1.3因式分解公式法-完全平方 公式教案f烟台三中分校http;//10. 97.128.253/第JL_单元(章)第一课时编制人纪...
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提公因式法分解因式练习一、选择题边长为a,b的长方形周长为12,面积为10,那么a2b+ab2的值为〔 〕A. 12...
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Corporation standardization office #QS8QHH-HHGX8Q8-GNHHJ8提公因式法分解因式提公因式法分解因式◆随堂检...
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下列多项式中,能用提公因式法分解因式的是 ( )A. x2 y B. x2 2x C. x2 3y D. x2 xy y2下列各等式从左到右的...
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分解因式复习教案知识要点:思想方法提炼直接用公式。如:x2-4= (x+2) (x-2)a2 +4沥+ 4屏=(。+ 2幻 2提公因...
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知识清单整式的乘法与因式分解xm -x3m+ 和 y2n-yn+i同底数籍的乘法:同底数幕相乘,底数不变,指数相加。_m...
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因式分解公式法教案乘法公式和因式分解的利用知识回顾平方差公式:(a?b)(a?b)?a2?b2(a?b)2?a2?2ab?b22完全平...
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《因式分解》复习卷班级____________学号_____________姓名_____________填空题:把下列各式的公因式写在横...
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