分解因式. (1)(x2+4)2﹣16x2 (2)80a2(a+b)﹣45b2( 发布时间:2017-05-11 23:22 │ 来源:www.tikuol.com 题型:计算题 问题: 分解因式.(1)(x2+4)2﹣16x2 (2)80a2(a+b)﹣45b2(a+b)(3)﹣4x3y+4x2y2﹣xy3 (4)(m+n)2﹣4(m+n﹣1)
题型:计算题 The manager, __ it clear to us that he didn’t agree with us, left the meeting room. A.to make B.having madeC.madeD.making 查看答案