初二数学《整式的乘法》练习试题 一.填空题 (1) 3x2x2 . (2)x17.x8 . (3)(a2)5 . (4)(6x4y3)2 . (5)(7x7y4).3x5y2 . (6)5m2(m4) .(7)(x5)(x6)= . (8)(3a4)(3a4) .(9)t32 . (10)10298 . 二.计算题 (1)(3105)(8103) (2) (3)(2a4)2(a)3a5 (5)2a(a1)(a2)(a3) (6) 2xy2(14x4y3)2 (2a5)(2a5) (a3bc)(a3bc) (4) (x1)2(3x1)(3x1),其中x3. (7)先化简,再求值: (8)已知:ab4,ab3,求a2b2的值. (9)若a2b26a8b250,试求ab的值. (321)(341)(381)(3161). (10)运用乘法公式计算:(31) 本文来源:https://www.wddqw.com/doc/1d52404e996648d7c1c708a1284ac850ad0204fd.html