七年级数学下册整式的除法练习题精选 19.docx
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七年级数学下册整式的除法练习题精选19
(10a3b2-6a3c)÷(5a2)(12x4-8x-5x4)÷x
(12a2b+5a2b-2a2b)÷(ab)(-4a3-6a3b3+5a2b2)÷(-5a2)
2
(—mn3+3mn3-3n3)÷(4n)[(m+1)(m+6)-6]÷m
3
(18ab+6b)÷(4b)(60a4+21a+6a)÷(9a)
(51xy-24x2y2)÷(12xy)(3xy-y)÷y
(6xy+3y)÷y(8c3d+cd2)÷(-c2d)
(8ma+2mb+9mc)÷m(2m3n-7m)÷(4m)
(4a3b3-6a3c)÷(3a2)(19x4-8x3-5x3)÷x
(11a2b-8ab+2a2b)÷(ab)(-2a2+5a3b2+3a2b2)÷(-3a)
1
(—m2n3-3mn3-7n2)÷(4n2)[(m+4)(m+7)-28]÷m
7
(4ab-8b)÷(4b)(48a4-18a2-3a3)÷(9a)
(39xy2+21x2y2)÷(12xy)(2xy-3y)÷y
(5xy-y)÷y(6c2d-c3d2)÷(-c2d)
(2ma+9mb-6mc)÷m(8m2n-6m3)÷(5m)
(2a2b2-6a3c)÷(5a)(17x3-6x3-4x4)÷x
(14ab+5a2b-2ab)÷(ab)(-3a2-10a3b3+5a3b2)÷(-2a2)
1
(—m2n4+4m2n2+7n3)÷(5n)[(m+2)(m+9)-18]÷m
5
(2ab-10b)÷(2b)(45a3-18a4-15a3)÷(3a)
(57x2y-24x2y2)÷(6xy)(6xy-3y)÷y
(10xy+2y)÷y(8c2d2+c2d)÷(-cd)
(2ma-6mb+9mc)÷m(9m2n-7m3)÷(5m)
(10a3b3+9a3c)÷(3a)(18x3-9x2-3x)÷x
(14ab+5ab-4a2b)÷(ab)(-2a3+6a3b3+5a2b3)÷(-2a2)
1
(—mn2+2m2n2-6n3)÷(5n2)[(y+3)(y+9)-27]÷y
5
(14ab+4b)÷(6b)(36a3+21a4+9a3)÷(9a)
(48x2y+18xy2)÷(12xy)(2xy-5y)÷y
(8xy+2y)÷y(6c2d+c3d4)÷(-c2d)
(3ma+5mb+9mc)÷m(4m2n2+9m)÷(2m)
(2a3b2+7a3c)÷(3a2)(10x3+8x3-5x)÷x
(18a2b2+6ab-4ab2)÷(ab)(-2a2+8a3b3-4a3b3)÷(-4a)
1
(—mn4-4mn3-5n4)÷(4n)[(y+5)(y+7)-35]÷y
6
(16ab+6b)÷(2b)(90a+27a4+15a4)÷(3a)
(36x2y+15xy)÷(6xy)(5xy+4y)÷y
(4xy+4y)÷y(8c3d2-c3d2)÷(-cd)
(6ma-9mb-mc)÷m(6m3n2+7m3)÷(5m)
(10a3b2+6a2c)÷(4a)(13x4+9x2+2x3)÷x
(10a2b2+6a2b+3ab2)÷(ab)(-4a2-6a3b3+2a2b2)÷(-2a)
7
(—m2n2-2mn3-4n3)÷(4n)[(a+4)(a+9)-36]÷a
6
(12ab+10b)÷(4b)(51a3-18a4+9a4)÷(3a)
(51x2y2+24xy)÷(3xy)(2xy+4y)÷y
(10xy-5y)÷y(4c2d2+c3d2)÷(-cd)
(4ma-4mb-2mc)÷m(3m3n2-8m2)÷(4m)
(8a3b3-6a3c)÷(4a2)(14x2+8x3+4x)÷x
(20a2b2-7a2b-4a2b2)÷(ab)(-3a3+8a2b3-5a2b2)÷(-2a)
7
(—mn4+4m2n3+3n2)÷(3n)[(n+4)(n+9)-36]÷n
8
(18ab+4b)÷(6b)(36a2+24a-6a)÷(9a)
(45x2y2-18x2y2)÷(12xy)(2xy+y)÷y
(8xy+y)÷y(6c2d2+c3d3)÷(-cd)
(3ma+8mb-8mc)÷m(7m2n2+6m2)÷(2m)
(8a3b3+7a2c)÷(2a)(13x3-6x2-4x3)÷x
(14a2b2+6a2b-2a2b)÷(ab)(-2a3-5a3b3-3a3b2)÷(-5a)
1
(—mn3-5mn2-4n2)÷(2n)[(a+5)(a+8)-40]÷a
7
(4ab-8b)÷(4b)(60a3+18a2+12a)÷(6a)
(33x2y2+18xy2)÷(12xy)(9xy+5y)÷y
(5xy+5y)÷y(8c3d-c3d3)÷(-c2d)
(5ma+3mb-6mc)÷m(5m3n-9m3)÷(2m)
(2a3b3+7a3c)÷(4a2)(15x-9x3+3x4)÷x
(19a2b2-8ab+3a2b)÷(ab)(-2a3-3a3b3-3a3b2)÷(-5a2)
1
(—m2n3+4mn3-8n4)÷(3n2)[(y+4)(y+7)-28]÷y
6
(4ab-2b)÷(2b)(81a4+24a4-9a2)÷(9a)
(57x2y2+27x2y)÷(3xy)(9xy+3y)÷y
(4xy-5y)÷y(8c3d2+cd2)÷(-c2d)
(7ma+8mb-mc)÷m(2m3n2+9m2)÷(5m)
(6a2b3-8a2c)÷(4a2)(20x+6x3-3x3)÷x
(20a2b2+5a2b-3a2b2)÷(ab)(-2a3-10a3b2+4a2b2)÷(-3a)
7
(—mn4-3mn2-7n3)÷(4n)[(m+2)(m+7)-14]÷m
6
(12ab-4b)÷(6b)(42a2+18a3+15a)÷(3a)
(48x2y+18x2y)÷(6xy)(7xy+4y)÷y
(9xy-5y)÷y(2c3d-c2d4)÷(-cd)
(5ma+5mb-8mc)÷m(9m2n2+7m2)÷(2m)
(4a3b2-8a2c)÷(3a2)(13x4-7x3-5x)÷x
(16ab-6a2b-4a2b)÷(ab)(-3a2-10a3b3-5a2b3)÷(-5a)
1
(—m2n3-2mn3-8n3)÷(6n)[(n+1)(n+9)-9]÷n
7
(6ab-4b)÷(6b)(78a3+24a4+9a)÷(9a)
(45x2y2-21x2y2)÷(9xy)(10xy-y)÷y
(7xy-3y)÷y(8c2d2+cd4)÷(-cd)
(6ma+5mb+4mc)÷m(3m2n2+7m2)÷(4m)
(8a2b2-8a3c)÷(4a2)(11x-8x2-4x3)÷x
(10ab2-8a2b-2ab2)÷(ab)(-3a2+2a3b3-5a2b2)÷(-5a2)
1
(—mn4-3mn3+7n2)÷(4n2)[(b+2)(b+8)-16]÷b
5
(16ab+8b)÷(2b)(60a2+24a3-6a3)÷(6a)
(45x2y2+24xy)÷(9xy)(6xy+y)÷y
(10xy+3y)÷y(6c3d2+cd3)÷(-cd)
(2ma+4mb+5mc)÷m(6m2n+9m)÷(4m)
(2a3b3+8a3c)÷(4a)(17x3-7x2-4x2)÷x
(18a2b+5ab-4a2b)÷(ab)(-4a2-6a3b3+2a2b3)÷(-2a)
7
(—m2n3+5m2n2+2n3)÷(3n)[(n+3)(n+9)-27]÷n
6
(8ab+4b)÷(4b)(69a2+18a2-3a)÷(3a)
(36x2y2+21xy)÷(9xy)(6xy+5y)÷y
(7xy+4y)÷y(2c2d2-c3d)÷(-c2d)
(4ma-7mb-9mc)÷m(2m3n2-6m2)÷(2m)
(6a3b3-8a3c)÷(4a2)(11x3+9x4-4x)÷x
(11ab2-7a2b-2a2b)÷(ab)(-3a2-6a2b2+3a3b3)÷(-2a2)