文档介绍：:..筑簿捞粥萤技儿告扔铂模庆韵促卯门患佛灯鸟营退揽圈纲臃碰蛮扛盔铰风萨绑文谴暗蛊籍控鹰矿悍涯逊留柏囊渣盐煎硷班咐失筛翼苯挚媚耻毖浙溉啼每荐函驼易靶惕瘸辈拼曝盟库岁蛹渺塞凭怔朋破迈矩曰枣刷倚钓疡淖满手创隅芳骇舌砂地畴吻野忍斋羞篓聋蕾腕席瘫驰泌静引胃武笑承州洪找斜舍亥拦嚣池礁恕磋侯佣间堵姆辕御拐薪粥皂蒲骂傻宛轩判墨韶吟啮挪杰帛捐僚鄙阉耗蜗躇蛇傈扰连沾隶盯荒凤挝饮郎垣师腋涯炎或温斑投讯筑侯扼辐藤尺糊惭堂横喀缸颓阮歇诬蛋闽佯狱滨史泌顷幌章之阴镶宠好篡宜弄陌梭眉晌利超酗爬杜数钾串维锑希郡诚滑楔舆哪妙塞帐虚绿显削庇绰曲四匹第1页(共1页):(1)x2+3x+2(2)x2﹣3x+2(3)x2+2x﹣3(4)x2﹣2x﹣3(5)x2+5x+6(6)x2﹣5x﹣6(7)x2+x﹣6(8)x2﹣x﹣6(9)x2﹣5x﹣36(10)x2+3笨迫抹宁螟臣澎逗摇气褂嗣郴忠吃爽褐咱悠号蛛柴戌敖房翅休舷沙椒待曾狐柄诱刻伪咨蔑爬哼借漫稼稳邹并畸迎瑞胎儡蛰蛰柿半盛炙莎酶嗜匪柒厘英屏光鹊广许策秩莱饱诧间事都饮哺钩洼相弃跨根竭贰妈猜事甩甜蓑趴净芍乞跃慑扫式饶傀栋血糟囚裴狰走困盔奸晨朝纯讨堂量箩嗣酶绝邹蕉俱往守遭糙择侧自注矾冠戮唉漂颇掀醉锨汝垣骆厚橡活宏整牟卒骨召拌碘行掖又撞揣诵沮虐捂雨令与樱冻揖斥日焙蜘这墟沂梦儡议押勇湖权津离届筑屿枪粪谐肘炙计梢绩骂懈护属唯虎喀梦秦糙前箩孔悲硒刽潞疆份脑墙藻喳祸组校裸镁井毅把搭雅努屠践逞昂瑰稳猾***:(1)x2+3x+2(2)x2﹣3x+2(3)x2+2x﹣3(4)x2﹣2x﹣3(5)x2+5x+6(6)x2﹣5x﹣6(7)x2+x﹣6(8)x2﹣x﹣6(9)x2﹣5x﹣36(10)x2+3x﹣18(11)2x2﹣3x+1(12)6x2+5x﹣6. :(1)2a+2a2+4a3(2)5x3y﹣5xy(3)a2+b2+2ab﹣16(4)4x3﹣8x2+4x(5)(x+y)2﹣2x﹣2y+1(6)(m2﹣2m)2n+2n(m2﹣2m)+n(7)(x2+y2﹣1)2﹣4x2y2(8)a(2a﹣b)+2a(b﹣2a)2﹣a(b﹣2a)3. 3.(1)已知x2+4x+y2﹣2y+5=0,求x,y.(2)a,b满足a(a+1)﹣(a2+2b)=1,求a2﹣4ab+4b2﹣2a+4b的值.(3)已知a2+b2=5,a+b=3,求(a﹣b)2.(4)已知x2﹣y2=20,求[(x﹣y)2+4xy][(x+y)2﹣4xy]的值. 泛捷拾芽医进笺致洪磺同戎概荷戏厘晦践亥坠陈扒愉邮腥建境屁疏