【(x+y)amp;#178;+4(x+y)-5（2a+b)amp;#178;-4(2a+b)+36yamp;#178;-11xy-10xamp;#178;axamp;#178;-aamp;#179;-2ax——2aamp;#178;】
<p>问题：【(x+y)amp;#178;+4(x+y)-5（2a+b)amp;#178;-4(2a+b)+36yamp;#178;-11xy-10xamp;#178;axamp;#178;-aamp;#179;-2ax——2aamp;#178;】<p>答案：↓↓↓<p class="nav-title mt10" style="border-top:1px solid #ccc;padding-top: 10px;">苏仲贤的回答：<div class="content-b">网友采纳 (x+y)²+4(x+y)-5 =（x+y+5)(x+y-1) (2a+b)²-4(2a+b)+3 =(2a+b-3)(2a+b-1) 6y²-11xy-10x² =(2y-5x)(3y+2x) ax²-a³-2ax——2a² =a(x²-a²)-2a(x+a) =a(x+a)(x-a)-2a(x+a) =a(x+a)(x-a-2)
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