北师大版数学七年级下册计算题大全(共22页).doc

精选优质文档-倾情为你奉上(8a2b)(ab2)3(x3y2z3)(y2z2)(2x)2y2(2x2y3)(a2b)4(ab2)4x2y3(3x2yz4y2z)(a)(a2+a+)(x3y)(xy)(4a4b)(5a+2b)(7x6y)(x+4y)(p+q)(pq)(a2x3a3x3)(ax2)(3r3h+4rh3)(rh)(8a2b)(ab2)3(x3y3z3)(y3z2)(4x)3y3(8x3y2)(a2b)4(ab2)6x3y2(6x2yz5y2z)(a)(a2+a+)(x8y)(xy)(2a3b)(2a+4b)(2x5y)(x+2y)(p+q)(pq)(a2x2a3x3)(ax2)(4r2h+3rh3)(rh)(4a2b)(ab2)2(x2y2z3)(y3z2)(10x)3y3(18x3y3)(a2b)2(ab2)4