《整式的乘法和因式分解纯计算题100道30760.pdf》由会员分享,可在线阅读,更多相关《整式的乘法和因式分解纯计算题100道30760.pdf(16页珍藏版)》请在taowenge.com淘文阁网|工程机械CAD图纸|机械工程制图|CAD装配图下载|SolidWorks_CaTia_CAD_UG_PROE_设计图分享下载上搜索。
1、专业.专注.学习参考 .单项式乘以单项式 专业.专注.学习参考 .专业.专注.学习参考 .专业.专注.学习参考 .一、计算:(1)xxy243 (2)xyzyx1655232 (3)4y(-2x y3);(4))()(63103102 (5)23223)41)(21(yxyx (6)yxyxnn21238 专业.专注.学习参考 .(7))5.0)(54)(25.0(323yxxyxy (8)xyzyxxyyx)(21)(2(2222 (9)2112613yxyxnnn 10))2(31)2(23232xyabyxa (1))83(4322yzxxy (2))312)(73(3323cbaba
2、(3))125.0(2.3322nmmn (4))53(32)21(322yzyxxyz (5))2.1()25.2()31(522yxaxyaxx (6)3322)2()5.0(52xyxxyyx (7))47(123)5(232yxyxxy (8)23223)4()()6()3(5aabababbba 专业.专注.学习参考 .(1))83(4322yzxxy (2))312)(73(3323cbaba (3))2.1()25.2()31(522yxaxyaxx (4)3322)2()5.0(52xyxxyyx (5))47(123)5(232yxyxxy (6)23223)4()()6()
3、3(5aabababbba 单项式乘多项式(1)(2xy23xy)2xy;(2)x(2x3x22);(3)2ab(ab3ab21);(4)(34an1b2)ab.(5)-10mn(2m2n-3mn2).(6)(-4ax)2(5a2-3ax2).(7)(3x2y-2xy2)(-3x3y2)2.(8)7a(2ab2-3b).(9)x(x2-1)+2x2(x+1)-3x(2x-5).专业.专注.学习参考 .8.(a2b)(b2 a+)(9).(2a2b)3(3b24a+6)102ab(5ab+3a2b)11.12计算:2x(x2x+3)13(4a3+12a2b7a3b3)(4a2)14计算:xy2(
4、3x2yxy2+y)15(2ab)(3a22ab4b2)122(3)(21)xxx 2321(248)()2xxx 222(1)3(1)a bababab 42232(3)(23)3(25)xxxx xx 228(34)(3)m mmmm 专业.专注.学习参考 .67(21)3(41)2(3)1xxxxx x 722223(2)()a baba ba 8223263()(2)2(1)xx yxx y (1)(a)8(a5);(2)(xy)7(yx)6;(3)(m4)3(m)7;(4)x7(x5x3)21计算:(1)(25a2b4)(14ab2)(10ab);(2)32a4b5c(2ab)3(3
5、4ac);(3)(23n37mn223n5)23n2;(4)(12x4y68x2y416x3y5)4x2y3.多项式与多项式相乘 一、计算 1、(x2)(x6)2、(x5)(x6)3、(x5)(x7)4、(x+2)(x3)5、(x2)(x6)6、(x5y)(x7y);7、(x3y)(x+7y)8、(2xy)(3x2y);9、(3x1)(2x+1)10、(2x3)(3x4);专业.专注.学习参考 .11、(3x+2y)(3x4y)12、(-8x+5)(5x-4),;13、(4xy)(5x2y)14、(-2a3b)(4a2b)15、(2x3y)(4x26xy9y2);16、(a22)(a42a24
6、)17、(3x22x1)(2x23x1)18、(y1)(y2)(y3)19、(a4)(a+3)(2 a+1)(a3)20、(x+2)(x3)x(x2)21(x3)(x2一 6x+1)x(x2一 x3)22(a2b)2(ab)(ab)2(a3b)(ab),(1)(2x3y)(3x2y)(2)(3x1)(4x5)(3)(x3)(x4)(x1)(x2)(4)(3x2y)(2x3y)(x3y)(3x4y)专业.专注.学习参考 .(5)(x2)(x3)(x6)(x1)(1)(m1)(2m1);(2)(2a3b)(3a2b);(3)(2x3y)(4x26xy9y2);(1)(12ab)(23ab22ab4
7、3b1);(2)3ab(a2bab2ab)ab2(2a23ab2a)(4)12(2xy)(xy);(5)a(a3)(2a)(2a)三、因式分解 8、(1)321510aa (2)2123abcbc (3)6()4()p pqq pq (4)(3)2(3)m aa (5)3x36x4;(6)4a3b210ab3c;专业.专注.学习参考 .(7)3ma36ma212ma;(8)6p(pq)4q(pq)(9)x4x3x;(10)x(xy)y(yx);(11)6x(ab)4y(ba);(12)(a2ab)c(ab);(13)4q(1p)32(p1)2.(1)22125ab (2)2294ab (3)2
8、4x yy (4)416a (5)4x2y2;(6)16a2b2;(7)100 x29y2;(8)(x2y)2(xy)2;(9)16b4.(10)a39a;专业.专注.学习参考 .(11)3m(2xy)23mn2;(12)(ab)b24(ab)(1)21236xx (2)222xyxy (3)2232axa xa (4)22363xxyy (5)3p26pq;(6)2x2+8x+8 (7)2am28a;(8)4x3+4x2y+xy2 (1)222mmnn (2)416x (3)3222xx yxy (4)22xx 专业.专注.学习参考 .(5)2222()4xyx (6)2230yxyx 32
9、.24x312x228x 33.6(mn)312(nm)2 34.3(ab)26(ba)35.18(ab)312b(ba)2 36.(2ab)(2a3b)3a(2ab)37.(x26x)2(2x4)2 38.9(mn)2(mn)2 39.(2x3y)21 40.9(ab)216(ab)2 41.(xy)216(xy)2 42.16x481y4 43.3ax23ay2 专业.专注.学习参考 .44.2x38x 45.7x263 46.(a2b2)24a2b2 47.(mn)26(mn)9 48.(3)(ab)22(ab)1;49.4xy24x2yy3 50.x24y24xy 51.25)(10)
10、(2yxyx;52.4224817216bbaa;53.(a24)216a2 54.-4x3+16x2-26x 56.21a2(x-2a)2-41a(2a-x)3 57.56x3yz+14x2y2z21xy2z2 58.mn(mn)m(nm)59.-41(2a-b)2+4(a-21b)2 专业.专注.学习参考 .60.4xy(x2-4y2)61.-3ma3+6ma2-12ma 62.a2(x-y)+b2(y-x)63.23)(10)(5xyyx 64.32)(12)(18babab 65.2x2n-4xn 66.)(6)(4)(2axcxabaxa 67.4416nm 68.22)(16)(9nmnm;69.21ax2y2+2axy+2a 70.(x2-6x)2+18(x2-6x)+81 71.24)4)(3)(2)(1(xxxx 729x2y24y4 73.22414yxyx 74.811824xx 专业.专注.学习参考 .75.2axabaxbxbx2 76.1235xxx 77.)()()(23mnnmnm 78.3)2(2)2(222aaaa 79.2222224)(babac