人教版初二数学上册单项式乘单项式练习题精选38.docx
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人教版初二数学上册单项式乘单项式练习题精选38.docx
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人教版初二数学上册单项式乘单项式练习题精选38
(109)2(x4)3-(bn)7(a3)6•a7
x3•x5t•t5y•y9
(-10)3×(-10)4×(-10)8x9n•x7n-1x5n•x6n+1
111
(-—)5×(-—)7×(-—)5y4•yy5•y
999
(-10)×(-10)7×(-10)9y•y8t8•t7
111
(-—)×(-—)3×(-—)2xm•x6m-1xm•x5m+1
666
(6×102)×(-6×107)(-5ab3)(-7a)(-3x)2(2x4y4)
9x4•6x2-8y•(-5xy3)(3x)2•7x4
(-2a)2•(-3a)39a2•5a4-3y•2y4
(8a)2-(4b)3(-4b)3(xy3)2
(-6x4)2(ab)2(-3×102)2(2ab4)3
(102)4(b9)6(xm)3-(x7)4
(109)7(a8)8-(xm)5(a8)6•a3
x•x6z•z9z5•z2
(-5)9×(-5)7×(-5)4x2m•x2m+1xm•x7m+1
111
(-—)4×(-—)4×(-—)3c9•cy8•y
555
(-3)×(-3)8×(-3)3c6•c2c4•c5
111
(-—)4×(-—)3×(-—)2y4n•y5n-1y7n•y2n-1
555
(5×108)×(-6×105)(-ab)(-7a2)(-3x)2(4x2y4)
-2x2•9x8y3•(-9xy)(-3x)2•2x4
(-2a)2•(-3a)3-7a•6a-6y•9y2
(2a)3-(2b)3(-6b)3(xy4)4
(-4x2)3(ab)8(-4×104)3(3ab4)3
(109)9(y3)4(xn)5-(b2)6
(102)9(b2)7-(xm)4(a9)3•a4
x4•x2x•x4c•c6
(-4)×(-4)6×(-4)9x4m•x7m+1xn•x8n+1
111
(-—)×(-—)7×(-—)4c6•cs6•s8
666
(-10)7×(-10)6×(-10)8y•y3a•a2
111
(-—)5×(-—)3×(-—)5x5n•x6n-1y3m•y8m+1
888
(4×109)×(-7×106)(-a4b)(-3a)(4x)2(-4x3y3)
5x2•2x26y2•(-6xy4)(4x)2•8x3
(2a)2•(-4a)25a4•4a28y•7y
(3a)3-(4b)2(-4b)2(xy4)2
(-5x3)2(xy)4(-4×102)3(2ab3)3
(105)2(a3)6(an)3-(a5)9
(108)6(b4)6-(xm)5(a7)8•a8
x7•x7c7•c4z•z2
(-2)8×(-2)3×(-2)6xn•x9n+1x2m•x6m-1
111
(-—)×(-—)7×(-—)6z8•z8x5•x6
777
(-3)×(-3)8×(-3)8c4•c4c•c8
111
(-—)×(-—)9×(-—)6y7n•y9n+1y4m•y7m+1
444
(2×105)×(-5×104)(-a2b4)(-5a)(-4x)3(-4x2y2)
6x•8x3-3y•(-6xy4)(4x)3•3x2
(2a)3•(2a)2-8a•7a35y•5y
(10a)2-(3b)2(-5b)3(xy3)2
(-4x4)2(ab)2(-4×103)3(2ab3)3
(106)9(b4)2(bm)3-(y3)5
(104)2(x4)4-(ym)4(a3)7•a8
x3•x8b•b6s•s9
(-4)×(-4)4×(-4)6xn•x3n+1x2n•x6n+1
111
(-—)2×(-—)8×(-—)6b8•ba5•a
222
(-4)2×(-4)9×(-4)8x4•x5c4•c2
111
(-—)×(-—)9×(-—)3xn•x6n-1xn•x2n+1
777
(5×103)×(-2×108)(-7a4b)(-4a)(4x)3(-3x4y4)
-8x•5x-3y•(-3xy3)(3x)3•8x2
(-3a)2•(-2a)3-7a3•6a3-8y•9y2
(7a)2-(4b)2(-3b)3(xy5)4
(-5x4)3(xy)4(-3×102)3(3ab4)2
(106)4(y2)8(xn)5-(a4)7
(104)4(a4)2-(am)9(a4)6•a5
x•x6t•t9c•c2
(-10)×(-10)4×(-10)7x5m•x8m-1x8m•x5m-1
111
(-—)5×(-—)9×(-—)4t7•ts3•s3
222
(-2)×(-2)9×(-2)8y9•y7x•x9
111
(-—)×(-—)3×(-—)4ym•y4m+1x6m•x9m+1
333
(2×107)×(-9×104)(-a2b2)(-9a)(-2x)2(4x4y5)
-5x•2x33y3•(-8x4y)(4x)3•5x4
(2a)3•(3a)2-5a2•2a3-5y2•2y
(3a)2-(2b)3(-5b)2(xy2)3
(-3x2)2(xy)4(-4×103)3(5ab3)2
(106)6(b9)5(an)5-(b3)7
(108)7(x8)6-(an)6(a8)9•a6
x•x2a4•a7c7•c4
(-8)×(-8)2×(-8)8xm•x3m-1x7n•x4n-1
111
(-—)2×(-—)3×(-—)8b5•b7a3•a8
222
(-4)×(-4)9×(-4)5z2•z3s2•s8
111
(-—)7×(-—)6×(-—)7y7n•y4n-1xm•x9m+1
888
(5×109)×(-6×106)(-6ab4)(-2a)(2x)3(3x3y4)
5x•9x2-7y•(-4xy)(2x)3•4x2
(2a)3•(-2a)2-6a4•5a2-3y4•4y2
(2a)2-(3b)3(-6b)3(xy4)2
(-5x3)3(xy)9(-3×103)3(3ab4)2
(103)5(x5)5(bm)9-(b4)5
(102)9(b2)9-(am)8(a3)4•a9
x•x7y5•y8x6•x2
(-5)3×(-5)8×(-5)5xm•x3m+1xn•x9n+1
111
(-—)×(-—)2×(-—)2x8•xx3•x
333
(-1)×(-1)5×(-1)6c8•c9y•y3
111
(-—)8×(-—)8×(-—)8yn•y9n+1x7n•x8n+1
555
(5×104)×(-7×103)(-2ab)(-2a)(-4x)3(2x4y5)
-7x2•7x-6y•(-4x3y)(-4x)2•2x3
(-3a)2•(3a)29a•5a3y2•7y
(3a)3-(3b)3(-3b)2(xy5)3
(-5x4)3(xy)4(-4×104)3(3ab2)2
(102)3(b7)2(xn)9-(b8)4
(106)2(x5)3-(ym)6(a6)5•a4
x•x7a3•a3b7•b4
(-2)×(-2)3×(-2)4xm•x2m+1xm•x3m-1
111
(-—)×(-—)6×(-—)4z9•z3c6•c
444
(-1)×(-1)4×(-1)4c•c5s•s7
111
(-—)×(-—)4×(-—)4y5m•y5m+1x7n•x8n+1
222
(4×102)×(-4×102)(-2a3b)(-6a)(-4x)3(-4x3y2)
4x•2x9y3•(-7x3y)(-3x)2•5x2
(3a)2•(-4a)2-9a2•9a-6y3•3y4
(2a)3-(4b)3(-6b)3(xy4)2
(-2x3)3(xy)8(-3×104)2(5ab2)3
(108)7(b3)3(am)7-(y4)9
(107)8(a4)4-(bm)2(a7)9•a6
x•x3s•s2s7•s3
(-10)2×(-10)8×(-10)6x7n•x6n-1x8m•x5m+1
111
(-—)×(-—)5×(-—)4a7•a8x2•x8
333
(-8)×(-8)2×(-8)5t9•t7z•z2
111
(-—)×(-—)5×(-—)3yn•y2n-1yn•y8n+1
444
(6×107)×(-9×102)(-ab4)(-8a)(3x)2(2x4y5)
8x2•8x3-9y•(-6x2y3)(2x)3•2x4
(3a)2•(2a)3-4a•8a3-7y3•9y3
(8a)3-(5b)2(-5b)2(xy4)2
(-6x2)2(xy)7(-3×102)2(5ab2)2
(106)7(a8)3(bm)2-(x9)9
(106)3(b9)7-(xm)3(a6)4•a5
x•x7z4•z2z3•z6
(-9)9×(-9)8×(-9)2xn•x8n-1x6m•x3m+1
111
(-—)2×(-—)9×(-—)8s2•st5•t
333
(-6)×(-6)4×(-6)9y•y3a•a2
111
(-—)×(-—)3×(-—)2yn•y3n-1y5n•y2n-1
222
(2×102)×(-7×105)(-2ab2)(-7a4)(3x)3(-2x4y5)
9x•8x2-2y4•(-5x4y)(2x)3•3x4
(3a)3•(2a)28a•9a5y•6y
(3a)2-(2b)2(-5b)3(xy3)2
(-2x2)2(ab)3(-4×104)2(2ab3)2
(108)4(y9)2(bn)4-(b2)6
(107)6(a9)3-(am)3(a8)2•a9
x•x4y7•y8a5•a6
(-2)4×(-2)4×(-2)5xm•x8m+1x8n•x5n+1
111
(-—)×(-—)3×(-—)2c8•c4b7•b9
222
(-10)×(-10)2×(-10)2z•z9s•s4
111
(-—)×(-—)3×(-—)6xn•x8n+1x7m•x7m+1
777
(7×102)×(-
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- 人教版 初二 数学 上册 单项式 练习题 精选 38