人教版八年级数学上册整式的乘法综合练习题精选7.docx
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人教版八年级数学上册整式的乘法综合练习题精选7
111
(-—)×(-—)6×(-—)3xn•x5n+1x2n•x8n-1
222
(-4x3)(-5x+3)6a(3a+8b)(3x-8y)(-3x)
41
(—ab2-2ab)•—ab3x(2x+2)-2x(x-1)-2x(3x+1)
54
(x+4)(x+8)(x-y)(2x-y)
(2x-y)(x2-xy-y2)(4x-y)(x+y)
(4a+3)2(a-4b)(a-9b)
(x2-1)(3x+5)(x2-x-3)(x+3)
(x-2)(x-2)(x+3)(x+5)
(y-2)(y+2)(y-3)(y+2)
x5÷x454a8b5÷(-9a2b4)
(bc)9÷(bc)7(-20x6y3)÷(-5x2y2)
63x5y3÷9x2y2(30×106)÷(5×104)
-8a4b4c3÷6a3b2(32a2b3+32a)÷4a
(81a5+54a2-36a)÷9a(12x2y-18xy2)÷6xy
(3a)2-(3b)2(-6b)3(xy2)2
(-6x2)3(xy)5(-2×104)3(2ab2)3
(109)6(x9)8(am)9-(b8)3
(103)6(a3)4-(bm)5(a8)3•a3
x6•x4y•y5c3•c7
(-1)2×(-1)3×(-1)6x8m•x8m-1xn•x4n+1
111
(-—)7×(-—)8×(-—)9b4•bx5•x
555
(-3)×(-3)7×(-3)3t7•t4t•t6
111
(-—)5×(-—)5×(-—)6yn•y2n+1ym•y4m+1
222
(-x4)(-3x+3)-7a(6a+9b)(3x+3y)(-2x)
61
(—ab3+5ab)•—abx(2x+2)+x(x+1)-x(x+4)
56
(x+3)(x-4)(3x+4y)(x-y)
(x+2y)(x2-2xy+y2)(3x+y)(2x-2y)
(4a-4)2(a-2b)(a-4b)
(x2+5)(x+1)(x2-x-1)(x+1)
(x-3)(x+3)(x-4)(x-5)
(y+2)(y-3)(y+2)(y+1)
a7÷a542a5b3÷(-7a3b2)
(pq)7÷(pq)3(-63x8y3)÷(-9x2y2)
63x3y7÷7x2y2(64×109)÷(8×104)
-5a8b4c3÷5a7b3(18a2b-6a)÷2a
(45a4+72a3-18a)÷9a(27xy-45x2y3)÷9xy
(2a)3-(6b)3(-2b)2(xy4)3
(-6x2)2(ab)5(-4×102)3(3ab4)2
(102)6(x5)8(xm)2-(b8)5
(106)4(b7)7-(an)9(a7)6•a7
x7•x6y7•y7x•x6
(-7)×(-7)7×(-7)5xn•x2n-1xn•x3n+1
111
(-—)2×(-—)7×(-—)5s2•sb9•b
888
(-5)×(-5)3×(-5)9t3•t7s•s7
111
(-—)4×(-—)6×(-—)2y7m•y8m+1y4n•y6n-1
444
(-8x3)(-4x+2)2a(5a-8b)(8x-5y)(-7x)
51
(—ab2+5ab)•—abx(3x-3)+4x(x-4)-4x(3x+3)
65
(4x-1)(x+8)(x-y)(4x-4y)
(x+y)(x2+xy-y2)(x-2y)(x+y)
(4a-2)2(a-7b)(a-6b)
(3x2+6)(x+3)(x2-x+3)(x+3)
(x+3)(x+1)(x-2)(x-4)
(y-2)(y-1)(y+3)(y+3)
a6÷a327a7b7÷(-3a4b2)
(-b)9÷(-b)5(-30x4y8)÷(-5x3y3)
56x9y5÷8x8y2(18×103)÷(9×102)
-5a9b8c2÷3a7b3(24a3b3+16a)÷4a
(15a6+24a2-15a)÷3a(27x3y-12xy3)÷3xy
(2a)2-(6b)3(-2b)3(xy2)2
(-5x2)3(xy)3(-3×103)2(4ab4)3
(103)5(y4)7(an)4-(a6)9
(107)3(x7)5-(an)3(a6)6•a2
x5•x8x•x6y•y2
(-6)×(-6)3×(-6)4x9n•x9n+1x2m•x9m-1
111
(-—)×(-—)7×(-—)3b3•bs6•s8
666
(-4)×(-4)6×(-4)6t•t5y•y8
111
(-—)×(-—)8×(-—)7xm•x3m+1yn•y9n+1
333
(-x4)(6x+9)-4a(8a-8b)(5x-5y)(-3x)
31
(—ab3-2ab)•—abx(4x+1)-4x(x-1)+3x(x+4)
43
(4x-9)(2x+7)(x-y)(x-y)
(3x+3y)(x2+3xy+y2)(2x+y)(x+y)
(a+1)2(a-b)(a+b)
(x2+9)(x+6)(4x2+4x-1)(x+1)
(x-3)(x-3)(x+5)(x+2)
(y-1)(y+3)(y-4)(y-2)
a9÷a228a6b8÷(-7a5b5)
(-x)8÷(-x)5(-48x4y7)÷(-6x3y6)
49x5y3÷7x4y2(10×107)÷(2×103)
-4a5b9c2÷7a4b2(81a3b-45a)÷9a
(18a6-27a3+6a)÷3a(42x3y2+28xy)÷7xy
(4a)3-(3b)3(-2b)2(xy4)3
(-2x4)2(xy)8(-2×103)2(4ab3)2
(104)3(b8)3(bn)8-(b7)7
(102)7(x7)3-(an)6(a8)8•a2
x•x9b•b7s5•s2
(-1)×(-1)8×(-1)4x9n•x5n-1xm•x3m-1
111
(-—)×(-—)2×(-—)5a4•az8•z
666
(-6)×(-6)9×(-6)9t•t2z•z2
111
(-—)×(-—)3×(-—)8y5n•y8n-1xn•x8n-1
777
(-8x2)(8x+3)-5a(8a-5b)(9x-3y)(-3x)
71
(—ab3-6ab)•—ab23x(x+4)-2x(x+3)-x(2x+2)
67
(x-4)(x-9)(x+5y)(x-y)
(x-y)(x2+2xy-y2)(3x+y)(2x-3y)
(a-2)2(4a-7b)(a-4b)
(2x2+6)(4x-5)(x2-x+3)(3x-1)
(x-2)(x+2)(x-5)(x-2)
(y+3)(y-2)(y+1)(y-2)
y9÷y58a9b4÷(-2a7b3)
(-ab)6÷(-ab)5(-48x8y8)÷(-8x4y4)
12x7y8÷6x5y3(25×107)÷(5×105)
-2a9b4c4÷8a3b2(56a2b3+21a)÷7a
(63a4+63a2+18a)÷9a(63x3y3-81x3y3)÷9xy
(5a)3-(2b)3(-4b)2(xy5)3
(-5x4)3(xy)5(-2×103)3(5ab3)3
(109)7(b5)3(xm)3-(b4)8
(109)7(y5)4-(bm)9(a5)8•a2
x8•x3a8•a9t•t8
(-9)6×(-9)4×(-9)2x3m•x3m-1xn•x6n+1
111
(-—)4×(-—)8×(-—)7b7•bt7•t
666
(-5)2×(-5)8×(-5)5a6•a2a•a9
111
(-—)9×(-—)8×(-—)9y6n•y5n-1y6m•y3m-1
444
(-3x4)(-2x+8)-6a(4a+9b)(3x-9y)(-5x)
41
(—ab3+3ab)•—abx(2x+3)+3x(x+1)-x(4x-3)
54
(3x-1)(2x-2)(4x-y)(x-y)
(2x+3y)(x2+xy+y2)(x+y)(x+y)
(4a+3)2(2a+6b)(3a-b)
(x2+7)(2x+9)(x2-x-3)(3x-2)
(x+1)(x-3)(x+6)(x+4)
(y-4)(y-2)(y+1)(y-1)
b4÷b315a3b6÷(-3a2b5)
(-y)6÷(-y)3(-8x6y6)÷(-2x2y3)
24x7y3÷8x2y2(36×107)÷(6×103)
-9a5b6c2÷3a3b5(63a3b-63a)÷9a
(40a6-72a3-56a)÷8a(10xy-35xy)÷5xy
(10a)3-(2b)3(-6b)2(xy2)3
(-5x4)2(ab)4(-4×103)2(2ab4)3
(109)9(a5)3(am)9-(b3)9
(106)6(x2)7-(xn)3(a4)3•a6
x6•x4c•c7t•t6
(-4)3×(-4)6×(-4)8x5n•x5n+1x6n•x6n-1
111
(-—)×(-—)3×(-—)8x3•xa2•a6
777
(-9)×(-9)4×(-9)7s7•s8z•z6
111
(-—)3×(-—)2×(-—)5y5m•y6m+1y3m•y3m+1
222
(-7x2)(-3x+4)5a(9a+4b)(4x+7y)(-2x)
31
(—ab3+6ab)•—abx(x+2)+3x(4x-2)+4x(3x-1)
43
(2x+4)(x-8)(3x+y)(2x-8y)
(2x+2y)(x2-xy+y2)(3x+y)(x-y)
(3a-2)2(2a-6b)(4a-b)
(x2-9)(x+4)(x2+4x-3)(x-1)