(完整版)整式的乘法和因式分解纯计算题100道

1、单项式乘以单项式7 4 夕-3az8. (-4) D9. 3x -加二氣一、讯（-LOfli4）2A、一工广一”抵25、(3.Y2V)S- (-4X)lOx Abc abc2IK (13x10s) (3xlO3)12. 2x3(一3, 1226. Aab (- ac)827x(一5ox)(3x2y)228(-御咕怙：)(-ntab2)3卄”(W)14. (-Jry)-(扌亍)15 x (2A1O4) (一4乂1沪29. 4r - 2.r2(-y)3z30. (-ia-bcf -lab1)23U (- ab(一3血尸316.19. X2 y2(-xy3f4.（加子 y_36、C-J x) *2x

2、y：0、(5a:bY-(-观2b(3.2xlQ4)x(4xlO5)38x (-a3b2x2-a3b3c)(-4xv) (-xf) (-.V3)40. 4.x)r (_5x)(一 2刃73250. (2xlO3) (6.25xl05) - (8x10)51. (-32b)3(-4d3)2;41、(-2X-V)2 -x3z342、(一丄XN) -x:y: (-j25)43、-6加 (x-y)J (y -x):2乂3t52、(-1.5X102)2X(4X103)3X(2X104)2；53、5db(_3b)2+(-6 仍丫 (_ab)_ab(-4a)S44x 12.5x10s- (-4xlO5) (3

3、xlO9)卒、(卡氏)：-(-gab，) (/、Ixy (-3x5)54s (-X)2r3.(-2y)3- (-2xy)2-(-3x)3y J 55. (1.8xlO5)x(5xlO J-(2.5xl03)x(4 xlO9)32、(2.r)3 (-5亍)33、(2丹)(_#ab叫)34、(-2.r3y4)5(-.r:r246.2xy-(一牙 x 了厶 z) (-3X3J)47、(- ab3)3 (-ab) (-8aV)22436、(-2ab3c)2(2x)-(-2ab3c)348、6a2b (x - v)31ab2- (v - x)249、(-4x2y) (-工亍) : F2、计算:(1) 4

4、xy32x(2)X2y3?5xyz516(3)4y(-2xy3)；(3)3.2mn2( 0.125m2n3)122 233(4) ( -xyz) - x2y2( - yz3)235(4) (2 103) (3 106)(5)(舟 x3y2)( 1x2y3)2(6)8xnyn1?x2y(5)5x(ax) ( 2.25axy) (1.2x2y2)3-|x2y (520.5xy)(2x)3xy3(0.25xy3)(5xy)(0.5x2y3)(8)(2x2y)(2xy2)( x2y2)xyz(7) ( 5xy) 3x2y 12x3( - y2)4(8)5a3b ( 3b)2(6ab)2( ab) ab

5、3( 4a)2(1)4xy2( x2yz3)(2)2如3b3c)(9)2n 1 n 13x y1n 2-x y2312310)2a2(x 2y)3 ab2(2y x)36312 25x (ax) ( 2.25axy) (1.2x y )322(4)x y5(0.5xy)33(2x) xy(1) 4xy2(3x2yz3)8(2) (|a3b2)( 2a3b3c)23(5)( 5xy) 3x y 12x(7y2)(6)5a3b ( 3b)2( 6ab)2( ab) ab3( 4a)2410.2ab (5ab+3aFb)11.2(3iy- 4iy2+l).单项式乘多项式(1)(2xy2 3xy) 2

6、xy;(2) x(2x + 3x2 2); (3) 2ab(ab 3ab2- 1);12.计算:2x (x2 x+3)13.( -4a3+12a2b 7a3b3) ( 4a2)3 n+1lb(4)( 4an+1 2) ab.(5)-10mn (2m2n-3mn2).(6)(-4ax)2(5a2-3ax2).2232 2222(3x2y-2xy2)-(-3x y ). (8)7a(2ab-3b).(9) x(x2-1)+2x2(x+1)-3x(2x-5).14.计算:xy2(3x2y - xy2+y)15.(2ab) (3a2- 2ab- 4b2)8.(-刍(书2-(9) . (-2a2b)3(

7、3b2- 4a+6)23x )( x22x 1)(2x 4x38)2(a2b2ab 1) 3ab(1 ab)3x2)(x22x 3)3x( x32x25)2、(x + 5) (x+ 6)3、(x + 5) (x-7)4 、(x+2)(x 3)7.( 2a2b)2(ab2a2b a3)(x)2( 2x2y)32x2(x6y31)& (2x y) (3x+ 2y);9、(3x 1)(2x+1) 10、(2x 3) (3x 4);、(-2a 3b) (4a 2b) 15、(2x 3y)( 4x2+ 6xy+ 9y2);16、(a2+ 2)( a4 2a2+ 4)、(3x2+ 2x+ 1)( 2x2+

8、 3x 1)2 28m(m 3m 4) m (m 3)6.7x(2x1) 3x(4x 1) 2x(x 3) 1多项式与多项式相乘、计算(1)(a5);(x-y)7+(yx)6；(3)(RT)3-(m)7；(4)x7/53、十(x十x ).5、 ( x 2) (x 6)6、( x 5y) (x 7y);7、(x 3y)(x+7y)21.计算：(1)(22匚4/-ab)+(-5-】ab2)-(10ab);432a4b5c-(2ab)3(4ac)；11、 (3x+2y) (3x4y)12(-8x+5) (5x- 4),(4)(12x4 62 43 523y8x y16x y )十4x y .1、(x

9、 + 2) (x + 6)13、( 4x y)( 5x+ 2y) 1417(e(ee)cxloe)Ee)cxloe)E二A+X)(A(寸)f(L+qz+qecxlZ)(qe2rcQ (寸)(bd)b寸(bd)d9(e) OLOLL9LL9L(L)(L)0606,nl(e+CXI)(eCXI) +Oe)e(g) (PCXI+qeJeCXILqe(qeJqeqze)qees二、 6+X9+x寸)(AeI xcxl)(e)MqCXI+ee)(qeecxl)(cxl)二LECXI)(L+ E)(L)(Lx)(9+ x)o+x )(cxl+x)(9)(A寸+xe)(Aex)(Ac+&)(ACXI+xe)

10、(寸(g+x寸)(Lxe)(cxlSISIe)(e)(qeqeI I e)cxle)cxl( (q q+ +e)(e)(q qe)e)+z(qcxl+z(qcxle)CXICXIe)CXICXI(CXI(CXIX)X) X XO OX)X) (CXI+X)6CXI(CXI+X)6CXI(CXIX)(LX)(寸+x)o+x )0)(ACXI(ACXIXCXC) )(Ae(Ae+&+&) )(L(L) )OX丨渋)X(L+X9;x)ox)oe) (L+eCXI) o+e)(寸e)OL(6)4a3b210ab3c；(5)4X2y2；(6)16+a2b2；(7)3ma3+6ma212ma;(8)6p(

11、p+q)4q(p+q).100X29y2;(8)(X+2y)2 (Xy)2;(9)X4+X3+X;(10)X(Xy)+y(yx)；(9)16b4.(10)a39a;(11)6x(ab)+4y(ba);(12)(a2ab)+c(ab);(11)3m(2xy)23m n2;(12)(ab)b24(ab)(13)4q(1P)3+2(pI)2ax22a2x a3x2y 4y4a 16(5)3X3+6x4;(1)-b2259a24b22(1)X12X36(2)2 22xyXy3X26xy 3y2(5) (x2y2)24x2oo(6) x xy 30y32.- 24x3- 12x2+ 28x33.6(mn

12、 )3-12(n-m)234.3(a-b)2+ 6(b-a)o(5) 3p - 6pq；o(6) 2x +8x+8(7) 2am2- 8a;(8) 4x3+4x2y+xy2(1)m22mn n?4(2) x 16(3) x32x2y xy22(4) X X 235.18(a + b)3-12b(b-a)236.(2a+ b)(2a 3b) 3a(2a+ b)37.(X2+6X)2-(2X-4)238.9(m + n)2(m nf39.(2x+ 3y)2- 140. 9(a-b)2-16(a+ b)241.(x+y)2- 16(x-y)242.- 16x4+ 81 y443. 3ax2- 3ay

13、244.2X3-8X45.7x2- 6346. (a2+b2)2-4a2b247. (m+n)2-6(m+n)+948.(3)(a-b)2-2(a-b) + 1;49. 4xy2 4x2y y350. -x2-4y2+ 4xy51. (x y)210(x y) 25；63.52.422416a72a b 81b;53. (a2+4尸一16a254.-4x3+16x2-26x56.57.56x3yz+14x2y2z-21xy2Z58. mn(mn)-m(nm)59.(2a-b)2+4(a丿b)4260.4xy-(x2- 4y2)61. -3ma3+6ma2- 12ma62.a2(x- y)+b2(y-x)66.2a(x a) 4b(a69. g ax2y2+2axy+2ax) 6c(x a)67.m416n470. (x2-6x)2+18(x2- 6x)+8172.