八年级数学上册单项式的乘法104.docx
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八年级数学上册单项式的乘法104.docx
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八年级数学上册单项式的乘法104
(2×103)×(-6×104)(-7ab2)(-3a)(-4x)3(2x3y5)
3x•5x3-5y2•(-4xy)(3x)2•6x2
(4a)3•(-3a)2-2a4•7a2y4•9y
(5a)2-(2b)2(-2b)3(xy4)4
(-4x2)3(xy)5(-4×103)3(5ab3)2
(109)9(a2)3(am)6-(a9)7
(105)8(b7)9-(bm)4(a5)7•a6
x6•x4s8•s9y9•y8
(-9)8×(-9)7×(-9)8x5m•x5m+1x8n•x9n-1
111
(-—)×(-—)3×(-—)5c7•c2s8•s6
555
(-9)×(-9)8×(-9)6a•a7z•z7
111
(-—)×(-—)4×(-—)2yn•y9n-1xn•x2n-1
666
(3×103)×(-6×105)(-5a3b3)(-8a)(-2x)3(-3x4y2)
4x4•3x9y•(-9x4y3)(4x)2•9x2
(4a)3•(-2a)28a•7a-8y•6y
(4a)3-(5b)2(-5b)2(xy4)2
(-5x4)2(xy)3(-2×104)3(3ab4)3
(107)9(a4)2(bn)3-(y5)2
(109)7(a8)5-(an)4(a6)7•a6
x8•x2y•y2c6•c5
(-9)×(-9)8×(-9)8xm•x8m+1x6n•x2n-1
111
(-—)×(-—)7×(-—)6b5•b7x9•x
999
(-6)×(-6)4×(-6)3z•z7x•x5
111
(-—)×(-—)4×(-—)8x2n•x9n-1y4m•y3m+1
888
(6×107)×(-7×102)(-ab2)(-6a3)(2x)3(-4x4y4)
-9x•6x-8y•(-8xy)(2x)3•6x3
(2a)3•(2a)34a3•9a4y•8y
(7a)2-(3b)3(-3b)3(xy2)3
(-6x4)3(xy)6(-4×102)2(5ab3)2
(104)9(x2)8(xm)2-(y4)6
(109)5(a4)4-(bm)3(a5)7•a9
x•x6b5•b4b•b3
(-4)7×(-4)3×(-4)9x6m•x8m-1x5n•x2n+1
111
(-—)6×(-—)4×(-—)3x5•xc7•c9
888
(-5)×(-5)7×(-5)2c•c8x4•x4
111
(-—)4×(-—)9×(-—)8y5m•y9m+1xm•x4m-1
333
(6×107)×(-3×109)(-3ab)(-5a3)(-2x)2(2x4y4)
5x•4x34y•(-5x2y)(-3x)3•8x3
(-3a)2•(2a)38a4•3a3-5y•6y
(4a)3-(5b)2(-6b)3(xy3)3
(-3x3)3(xy)8(-2×103)3(3ab3)3
(104)6(x5)3(bn)3-(x6)7
(104)2(x3)7-(xm)3(a3)9•a3
x6•x4x8•x5a7•a3
(-4)6×(-4)7×(-4)4x9m•x5m-1x5m•x5m-1
111
(-—)×(-—)5×(-—)4b4•b3t3•t
444
(-7)3×(-7)6×(-7)3z•z9b2•b8
111
(-—)9×(-—)9×(-—)8xm•x4m-1x7n•x3n-1
999
(7×106)×(-3×104)(-ab4)(-9a3)(-2x)2(4x3y2)
-6x4•6x9y•(-2x3y)(2x)2•4x2
(-2a)3•(2a)23a•2a33y3•3y
(4a)2-(6b)2(-4b)3(xy3)3
(-3x4)3(xy)4(-2×103)2(5ab4)3
(103)3(b7)2(xm)4-(b6)3
(109)9(x9)3-(xn)5(a3)7•a3
x7•x2t•t9a•a4
(-7)×(-7)3×(-7)9xm•x2m-1xm•x6m-1
111
(-—)×(-—)5×(-—)4c5•cx9•x
999
(-4)×(-4)7×(-4)9s•s7x•x3
111
(-—)8×(-—)3×(-—)8y4m•y3m+1ym•y3m+1
666
(2×102)×(-7×107)(-7a2b3)(-2a4)(4x)2(3x3y5)
5x4•6x-9y3•(-7xy3)(4x)3•5x4
(-2a)2•(4a)2-3a2•3a-3y•2y3
(7a)3-(4b)2(-5b)2(xy2)2
(-6x2)3(ab)9(-2×102)3(5ab4)2
(105)3(y2)2(bm)5-(a5)3
(107)4(y9)2-(bn)8(a2)7•a4
x•x3c7•c7z•z9
(-10)3×(-10)5×(-10)7xm•x9m+1x2n•x9n-1
111
(-—)×(-—)5×(-—)4t5•t3c7•c9
999
(-1)5×(-1)8×(-1)8y6•y3c8•c6
111
(-—)×(-—)9×(-—)3ym•y7m-1y8m•y6m+1
999
(6×106)×(-3×108)(-ab2)(-6a3)(-2x)2(-3x2y4)
-8x•3x-7y•(-2x3y)(-3x)3•9x3
(-2a)3•(4a)3-7a•3a-5y4•9y4
(3a)2-(6b)3(-5b)3(xy5)2
(-3x3)2(ab)2(-4×102)2(3ab3)2
(103)3(a3)7(bn)8-(b9)6
(109)9(a9)7-(yn)5(a3)9•a9
x2•x4z•z8t•t7
(-3)×(-3)9×(-3)4xm•x9m-1x9m•x2m-1
111
(-—)×(-—)8×(-—)6z9•z4b4•b
999
(-2)3×(-2)6×(-2)9y•y2b3•b7
111
(-—)×(-—)7×(-—)2x7m•x8m-1xm•x6m-1
222
(6×107)×(-8×107)(-2ab2)(-2a)(3x)3(-2x2y5)
2x•7x4-9y•(-7x4y)(2x)3•2x2
(-2a)2•(-2a)35a3•9a37y•2y2
(2a)3-(3b)3(-6b)2(xy2)2
(-5x2)3(ab)8(-4×103)3(4ab4)3
(107)5(y4)5(xn)8-(x8)2
(109)8(a8)5-(xn)6(a4)7•a6
x3•x7z•z6x•x7
(-6)9×(-6)4×(-6)7x3n•x7n-1xm•x3m-1
111
(-—)2×(-—)6×(-—)7z7•zt2•t9
333
(-2)4×(-2)2×(-2)5t9•t5t8•t8
111
(-—)×(-—)7×(-—)6y2n•y3n-1x7n•x4n+1
333
(5×104)×(-8×102)(-ab)(-3a3)(-2x)3(-3x4y4)
2x•2x3-3y•(-2x4y)(-4x)2•3x3
(4a)2•(-3a)36a•4a44y•4y3
(7a)2-(2b)3(-2b)2(xy5)4
(-4x2)3(ab)7(-4×102)3(4ab3)2
(109)7(b7)3(bm)8-(b3)4
(107)2(b7)3-(xm)9(a4)6•a7
x•x9s8•s4z•z3
(-9)×(-9)9×(-9)6x5n•x3n+1xm•x9m+1
111
(-—)×(-—)7×(-—)8y8•y5x3•x
666
(-8)9×(-8)6×(-8)4y8•y3x•x3
111
(-—)9×(-—)2×(-—)3y5m•y6m+1ym•y7m+1
666
(7×106)×(-9×105)(-3ab)(-4a)(-3x)2(-3x4y5)
-9x4•6x4-6y3•(-5xy4)(2x)3•5x2
(2a)3•(3a)3-6a3•2a4-9y2•6y3
(7a)2-(5b)3(-6b)2(xy4)3
(-4x4)3(ab)7(-4×102)2(3ab4)2
(109)4(b3)4(yn)4-(a7)4
(106)7(a9)3-(xm)6(a6)5•a5
x7•x2s•s4c•c7
(-10)×(-10)3×(-10)8x4n•x6n-1xm•x9m-1
111
(-—)2×(-—)2×(-—)5b9•b6x8•x8
777
(-4)6×(-4)5×(-4)4z•z3c•c8
111
(-—)×(-—)3×(-—)5yn•y5n+1xn•x5n-1
555
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- 八年 级数 上册 单项式 乘法 104