人教版八年级数学上册整式的乘法综合练习题精选15.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15
x2•x5b•b8y•y5
(-5)3×(-5)6×(-5)5x7n•x6n-1xn•x3n+1
111
(-—)7×(-—)5×(-—)8y2•ys3•s
333
(-7)×(-7)2×(-7)4c•c3t•t6
111
(-—)8×(-—)2×(-—)9xn•x5n+1xn•x4n+1
888
(-3x3)(6x-5)-9a(3a-7b)(2x+5y)(-4x)
51
(—ab2+2ab)•—ab33x(4x+4)+x(x+2)+2x(4x+4)
65
(3x-4)(x+3)(3x-2y)(x-y)
(x-y)(x2+3xy-y2)(3x-y)(x-5y)
(a-1)2(a+4b)(4a-2b)
(3x2-9)(x+1)(x2+x-3)(x+1)
(x-4)(x-1)(x-2)(x-2)
(y+1)(y+3)(y-1)(y+2)
b9÷b735a9b5÷(-7a4b3)
(bc)8÷(bc)7(-49x6y8)÷(-7x2y3)
12x9y7÷2x8y4(54×108)÷(6×102)
-8a6b6c4÷4a3b3(10a2b3-18a)÷2a
(21a4+35a3-56a)÷7a(32xy2-48x2y)÷8xy
(7a)3-(6b)3(-2b)3(xy2)4
(-3x4)2(ab)2(-2×104)3(2ab2)2
(108)9(b7)2(ym)7-(b6)3
(107)3(a3)3-(xm)3(a4)8•a7
x•x5y6•y2x6•x9
(-6)×(-6)8×(-6)8xm•x2m+1x9m•x4m+1
111
(-—)5×(-—)5×(-—)5z6•zs6•s8
444
(-6)5×(-6)3×(-6)4t2•t7t•t9
111
(-—)×(-—)9×(-—)5x7n•x7n-1x5m•x7m+1
333
(-8x4)(-8x-5)2a(4a-7b)(5x+6y)(-7x)
31
(—ab3+4ab)•—ab3x(3x-1)+2x(3x-2)-x(x-3)
43
(x-5)(4x-4)(x-y)(x+y)
(3x+y)(x2-3xy-y2)(4x+y)(x+2y)
(a+1)2(a-8b)(a-b)
(3x2+1)(4x+6)(4x2+x-3)(4x+2)
(x+1)(x+2)(x+4)(x-3)
(y+1)(y+1)(y-3)(y+1)
b5÷b318a5b9÷(-9a2b2)
(-ab)7÷(-ab)5(-24x6y7)÷(-6x2y3)
27x5y5÷3x2y3(63×104)÷(7×102)
-4a7b8c4÷2a3b5(18a3b+36a)÷6a
(72a4-54a3+45a)÷9a(25x2y2+15x3y3)÷5xy
(3a)2-(4b)3(-4b)3(xy3)4
(-6x4)2(xy)5(-2×102)2(3ab4)3
(105)6(x6)4(an)9-(y7)8
(109)4(x4)4-(yn)9(a9)4•a5
x•x5y•y2y•y5
(-3)9×(-3)3×(-3)8x4m•x3m-1x2n•x7n+1
111
(-—)7×(-—)2×(-—)7a8•ax3•x
777
(-6)×(-6)5×(-6)2s5•s4t•t8
111
(-—)×(-—)5×(-—)8xm•x9m+1x5n•x3n+1
444
(-9x3)(9x+5)6a(6a-3b)(5x+8y)(-8x)
61
(—ab2+6ab)•—abx(x+1)-2x(x+1)+2x(x+3)
56
(4x+3)(x-2)(3x+y)(x-y)
(x-y)(x2+xy+y2)(2x-7y)(x+4y)
(2a+3)2(3a-9b)(a+b)
(3x2+9)(x-3)(x2-2x-2)(2x-2)
(x+1)(x+3)(x-6)(x-1)
(y-3)(y+2)(y+1)(y-3)
y4÷y230a9b3÷(-5a8b2)
(-y)3÷(-y)2(-56x9y7)÷(-7x3y5)
49x3y6÷7x2y5(15×103)÷(3×102)
-6a8b4c4÷7a3b3(20a3b+36a)÷4a
(9a5+12a2+24a)÷3a(56xy2-42xy)÷7xy
(4a)2-(6b)3(-2b)3(xy3)4
(-4x3)2(xy)8(-3×104)3(2ab4)2
(103)3(b4)6(ym)5-(b6)6
(103)2(y2)9-(xn)2(a6)2•a7
x3•x5b•b7t•t2
(-1)6×(-1)9×(-1)7x4m•x4m+1x7m•x2m-1
111
(-—)3×(-—)3×(-—)2a9•ax5•x4
666
(-8)5×(-8)8×(-8)2b•b8x•x5
111
(-—)×(-—)2×(-—)8x6n•x6n+1x7n•x3n+1
444
(-x3)(-5x-9)2a(2a+3b)(5x-4y)(-2x)
51
(—ab2-5ab)•—abx(x-1)+3x(x+2)+x(4x+2)
45
(3x-4)(4x-6)(x-y)(x-y)
(2x-y)(x2-xy+y2)(3x+y)(x-6y)
(3a+2)2(a+b)(a+b)
(x2-9)(2x+8)(4x2+3x-2)(3x-2)
(x-3)(x+3)(x-6)(x-6)
(y+1)(y+2)(y+4)(y-2)
a6÷a418a3b9÷(-2a2b2)
(-xy)6÷(-xy)5(-48x6y5)÷(-8x4y2)
45x6y5÷9x2y2(14×103)÷(2×102)
-2a6b5c4÷7a2b4(27a3b+15a)÷3a
(18a4+36a3-18a)÷9a(40xy3-40x2y)÷8xy
(5a)3-(4b)2(-3b)2(xy5)3
(-3x3)2(xy)2(-2×104)3(2ab2)3
(105)3(x5)9(bn)9-(y8)7
(103)9(b7)4-(ym)6(a3)9•a2
x2•x8s•s2c5•c9
(-2)2×(-2)5×(-2)4xm•x9m+1x3m•x2m-1
111
(-—)×(-—)9×(-—)2a2•ay9•y3
222
(-6)7×(-6)6×(-6)6b•b6c•c3
111
(-—)2×(-—)8×(-—)4x2n•x2n+1y2n•y7n-1
777
(-8x4)(-6x-7)-8a(8a-5b)(8x+6y)(-9x)
51
(—ab2-3ab)•—ab32x(x+1)-3x(x-3)-3x(x-1)
65
(x+3)(2x-5)(4x-8y)(x+y)
(x-3y)(x2+2xy-y2)(x-y)(2x-y)
(4a-2)2(a-b)(3a+b)
(x2-6)(3x-1)(3x2+x+3)(x+2)
(x+4)(x+2)(x-3)(x-2)
(y+2)(y-1)(y+2)(y-3)
b6÷b28a5b8÷(-4a3b6)
(-y)5÷(-y)3(-32x5y3)÷(-4x2y2)
9x7y8÷3x6y5(35×105)÷(7×102)
-6a6b9c4÷4a3b3(24a2b2-32a)÷8a
(56a5+49a3+28a)÷7a(28x2y+24x3y3)÷4xy
(4a)2-(5b)3(-3b)3(xy4)3
(-6x3)3(ab)2(-2×102)2(3ab4)3
(102)7(a4)8(xn)3-(a5)5
(109)7(x7)6-(bm)5(a7)9•a8
x•x7z•z3x•x4
(-2)5×(-2)6×(-2)9x2m•x7m+1xm•x5m+1
111
(-—)8×(-—)3×(-—)4x5•x6c6•c
777
(-2)2×(-2)6×(-2)9z•z8y•y3
111
(-—)6×(-—)2×(-—)3yn•y7n+1yn•y3n-1
999
(-6x4)(3x-4)-4a(2a+4b)(4x-2y)(-5x)
51
(—ab2-4ab)•—ab3x(4x-2)+x(4x+1)+x(3x+3)
45
(3x+6)(4x-5)(3x-9y)(x+2y)
(2x+y)(x2-xy-y2)(x+y)(x-4y)
(3a-1)2(a-b)(a+b)
(3x2+9)(x+4)(2x2+4x-2)(x+1)
(x+1)(x-1)(x-6)(x-5)
(y-1)(y+1)(y-4)(y-3)
b5÷b216a5b3÷(-8a3b2)
(pq)3÷(pq)2(-54x9y3)÷(-9x6y2)
32x4y3÷4x2y2(16×107)÷(2×103)
-2a3b3c4÷2a2b2(16a2b2+14a)÷2a
(21a5+9a2-12a)÷3a(36xy3-16x3y2)÷4xy
(3a)3-(5b)3(-5b)3(xy2)4
(-3x2)3(xy)8(-4×102)3(4ab4)2
(109)8(x5)3(bm)9-(x7)3
(106)4(a8)4-(ym)4(a8)9•a2
x•x2c•c8s•s7
(-8)×(-8)7×(-8)5x4n•x7n+1xn•x3n-1
111
(-—)8×(-—)3×(-—)2c8•c5x4•x8
333
(-5)×(-5)3×(-5)8a2•a3c•c6
111
(-—)8×(-—)9×(-—)4xm•x5m+1x9m•x2m+1
888
(-x2)(5x+7)3a(5a+8b)(5x+5y)(-3x)
71
(—ab3+4ab)•—abx(x+1)-2x(x+3)-2x(x-2)