人教版初二数学上册单项式乘单项式练习题精选30.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30
(102)5(x3)7-(bm)3(a4)2•a5
x8•x6x•x9s•s8
(-9)4×(-9)2×(-9)6xn•x5n-1xm•x9m-1
111
(-—)2×(-—)6×(-—)6c8•c7y3•y
666
(-8)7×(-8)4×(-8)9x2•x6z2•z7
111
(-—)7×(-—)7×(-—)7x3n•x5n-1x6m•x4m+1
666
(3×103)×(-3×108)(-ab)(-8a)(-4x)2(4x3y5)
4x2•5x-8y•(-9x3y4)(-4x)2•7x2
(-3a)2•(3a)36a•4a8y4•5y
(2a)3-(5b)3(-4b)2(xy4)4
(-6x4)3(xy)4(-3×102)2(5ab3)3
(104)9(y2)5(an)2-(y7)6
(104)3(y6)7-(yn)3(a5)2•a9
x•x2t•t3y•y9
(-8)4×(-8)4×(-8)8xn•x4n-1xm•x8m+1
111
(-—)×(-—)6×(-—)9a3•a2z8•z7
333
(-1)4×(-1)4×(-1)9b•b5y6•y3
111
(-—)×(-—)7×(-—)9ym•y2m+1x3n•x6n-1
333
(7×106)×(-6×107)(-ab)(-6a)(3x)3(-2x2y3)
6x2•6x4-2y4•(-7x3y2)(3x)2•3x2
(3a)3•(-4a)36a•9a28y•2y3
(7a)2-(2b)2(-4b)2(xy5)4
(-4x2)2(xy)3(-4×104)2(4ab2)3
(105)6(x2)6(ym)5-(x8)8
(109)9(y7)8-(am)6(a4)3•a7
x•x6c•c6s•s2
(-4)7×(-4)5×(-4)5x6n•x4n+1x3n•x8n+1
111
(-—)4×(-—)2×(-—)8s2•ss5•s2
888
(-5)7×(-5)3×(-5)3x4•x5b•b4
111
(-—)3×(-—)9×(-—)8yn•y3n-1yn•y4n+1
666
(8×103)×(-6×102)(-8a4b2)(-2a2)(-4x)3(3x3y3)
4x2•9x26y•(-8x3y)(3x)3•8x2
(-3a)3•(2a)2-9a•9a3-7y4•7y
(9a)2-(3b)3(-4b)2(xy5)3
(-3x3)3(xy)2(-3×103)2(5ab4)2
(105)7(a3)2(ym)4-(y3)3
(109)6(y4)6-(am)7(a3)7•a2
x8•x3a•a8a3•a5
(-5)×(-5)9×(-5)7xn•x3n-1x3n•x5n+1
111
(-—)×(-—)6×(-—)5z6•zt5•t7
222
(-3)×(-3)7×(-3)3c•c6a2•a6
111
(-—)6×(-—)8×(-—)3y9m•y2m-1x9m•x6m+1
999
(8×103)×(-2×108)(-a3b2)(-2a)(-2x)2(-3x4y2)
-5x4•7x42y2•(-2x2y)(4x)2•9x4
(4a)2•(4a)32a•7a35y•5y
(5a)2-(4b)3(-5b)3(xy3)3
(-4x3)2(xy)9(-2×102)3(3ab3)2
(109)4(x3)9(ym)9-(a9)9
(102)4(a2)3-(ym)4(a8)8•a7
x•x3t•t2c•c4
(-10)×(-10)4×(-10)3xm•x8m+1xn•x3n-1
111
(-—)×(-—)5×(-—)8z4•za3•a7
999
(-9)6×(-9)6×(-9)2a6•a6b•b3
111
(-—)2×(-—)4×(-—)4xm•x2m+1xm•x4m-1
777
(8×105)×(-2×103)(-2a2b)(-5a)(4x)3(-4x3y5)
6x•9x2-9y•(-7x3y)(-2x)2•6x3
(-2a)3•(2a)23a4•8a3-2y4•3y
(2a)3-(2b)3(-6b)2(xy4)2
(-6x3)3(ab)9(-4×103)2(2ab3)2
(109)4(x5)2(yn)8-(b5)2
(103)2(b8)6-(bn)8(a6)3•a3
x9•x7c9•c2x•x3
(-9)3×(-9)5×(-9)2x4n•x4n+1xm•x2m+1
111
(-—)7×(-—)2×(-—)8z8•z3z4•z
333
(-2)×(-2)5×(-2)9x•x6y•y8
111
(-—)7×(-—)6×(-—)3y6m•y4m+1x8m•x4m+1
666
(2×103)×(-5×103)(-a3b)(-9a)(2x)2(-4x2y5)
6x2•9x3y•(-3x3y3)(-4x)3•5x2
(3a)3•(3a)27a3•5a4-8y2•7y
(3a)3-(2b)3(-6b)2(xy2)2
(-5x4)2(xy)7(-2×103)3(2ab3)3
(107)6(x8)7(bn)6-(y5)4
(102)5(b8)4-(am)4(a2)6•a4
x•x8y7•y2t•t3
(-9)×(-9)6×(-9)5xm•x8m-1x3n•x6n+1
111
(-—)×(-—)7×(-—)3y7•y8b6•b6
888
(-6)×(-6)8×(-6)8z•z2a8•a2
111
(-—)×(-—)3×(-—)6xm•x5m-1x5n•x4n+1
555
(8×105)×(-5×106)(-6ab3)(-6a)(4x)2(-4x2y4)
3x4•7x3-2y4•(-5x3y)(2x)3•2x3
(3a)2•(2a)32a•8a-6y3•4y
(7a)3-(5b)2(-4b)2(xy2)3
(-4x4)3(xy)9(-4×102)3(2ab3)2
(109)6(b8)2(xm)6-(y9)5
(103)7(x8)4-(yn)2(a2)8•a8
x•x2a3•a6t•t3
(-3)2×(-3)3×(-3)5xm•x7m+1x5m•x2m-1
111
(-—)×(-—)5×(-—)4y6•yx5•x
222
(-8)4×(-8)3×(-8)3s•s2t5•t9
111
(-—)4×(-—)2×(-—)5xm•x7m+1x7m•x6m+1
222
(8×107)×(-5×105)(-5a4b3)(-4a2)(2x)2(-3x3y3)
9x•4x4-7y3•(-9x3y)(4x)2•9x4
(-2a)2•(-2a)36a4•3a23y•6y
(5a)2-(2b)3(-4b)3(xy5)2
(-3x3)3(ab)6(-4×102)2(2ab3)2
(107)8(y9)4(an)7-(b7)8
(103)6(b2)6-(xn)3(a4)8•a3
x8•x2z3•z2c•c9
(-10)×(-10)4×(-10)6x7m•x4m-1xn•x5n+1
111
(-—)×(-—)4×(-—)2c5•c2z6•z
444
(-5)×(-5)7×(-5)8t•t8z2•z7
111
(-—)3×(-—)6×(-—)8y7m•y2m+1yn•y2n-1
444
(8×108)×(-2×103)(-6a3b3)(-6a4)(3x)3(4x2y4)
6x•6x3-8y3•(-6x2y)(4x)2•6x4
(-4a)3•(3a)2-7a3•3a-5y3•4y
(5a)2-(5b)3(-4b)3(xy3)3
(-3x3)3(ab)8(-4×103)2(3ab4)2
(106)6(x7)8(am)3-(y6)6
(102)9(x2)5-(xm)9(a8)2•a8
x8•x6c•c8t2•t4
(-3)×(-3)8×(-3)8x4n•x4n-1xn•x4n-1
111
(-—)×(-—)6×(-—)2x2•xy9•y8
666
(-7)8×(-7)7×(-7)2c4•c2z8•z5
111
(-—)×(-—)5×(-—)7x3n•x4n+1ym•y4m+1
666
(9×103)×(-3×104)(-a3b3)(-2a)(2x)2(-3x4y3)
2x•5x-4y2•(-3xy)(2x)3•4x3
(-2a)2•(-3a)34a•8a4-4y4•5y
(4a)2-(3b)3(-3b)2(xy5)3
(-2x3)3(ab)9(-4×102)2(2ab2)3
(102)7(y4)4(bm)4-(x3)8
(104)5(x7)8-(xm)4(a8)2•a9
x•x7z8•z9b•b8
(-7)2×(-7)8×(-7)5x8n•x7n+1x5m•x2m-1
111
(-—)5×(-—)5×(-—)8x9•x8t6•t3
888
(-7)×(-7)6×(-7)5z•z4t•t4
111
(-—)4×(-—)5×(-—)3x4n•x4n+1xn•x4n-1
333
(2×109)×(-9×107)(-2a2b2)(-4a)(-4x)2(-2x2y5)
-7x•5x-4y•(-6xy)(3x)3•7x4
(-3a)2•(2a)28a3•5a2-6y3•8y4
(8a)3-(5b)3(-2b)3(xy3)4
(-6x2)2(xy)5(-3×104)2(2ab3)3
(105)3(x6)4(am)3-(a7)9
(106)2(y7)7-(ym)7(a2)5•a7
x9•x2c•c8s7•s5
(-7)9×(-7)3×(-7)9x3m•x6m+1x2n•x5n-1
111
(-—)9×(-—)8×(-—)3z3•zs3•s6
222
(-4)5×(-4)9×(-4)3c•c3y5•y7
111
(-—)8×(-—)3×(-—)3x2n•x7n+1y8m•y7m+1
888
(6×109)×(-