哎.这卷子真难啊.1.(-9)³*(-2/3)的六次方*(1-1/3)³2.(-a²)&s
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哎.这卷子真难啊.
1.(-9)³*(-2/3)的六次方*(1-1/3)³
2.(-a²)²*(-2a³)²
3.-(a[4次方]b³)³*(-a²b³)²*(-a²b³)[5次方]
4.5a²b*(ab³)³
5.(-2a³+3a²-4a)(-5a[5次方])
1.(-9)³*(-2/3)的六次方*(1-1/3)³
2.(-a²)²*(-2a³)²
3.-(a[4次方]b³)³*(-a²b³)²*(-a²b³)[5次方]
4.5a²b*(ab³)³
5.(-2a³+3a²-4a)(-5a[5次方])
![哎.这卷子真难啊.1.(-9)³*(-2/3)的六次方*(1-1/3)³2.(-a²)&s](/uploads/image/z/16656501-21-1.jpg?t=%E5%93%8E.%E8%BF%99%E5%8D%B7%E5%AD%90%E7%9C%9F%E9%9A%BE%E5%95%8A.1.%EF%BC%88-9%29%26sup3%3B%2A%EF%BC%88-2%2F3%EF%BC%89%E7%9A%84%E5%85%AD%E6%AC%A1%E6%96%B9%2A%281-1%2F3%29%26sup3%3B2.%28-a%26sup2%3B%29%26s)
1.(-9)³*(-2/3)的六次方*(1-1/3)³
=-3^6*(2^6/3^6)*2³/3³
=-2^9/3^3
=-512/27
2.(-a²)²*(-2a³)²
=a^4*2²*a^6
=4a^(4+6)
=4a^10
3.-(a[4次方]b³)³*(-a²b³)²*(-a²b³)[5次方]
=-a^12b^9*a^4b^6*(-a^10b^15)
=a^(12+4+10)b^(9+6+15)
=a^16b^30
4.5a²b*(ab³)³
=5a²b*a³b^9
=5a^(2+3)b^(1+9)
=5a^5b^10
5.(-2a³+3a²-4a)(-5a[5次方])
=10a^(3+5)-15a^(2+5)+20a^(1+5)
=10a^8-15a^7+20a^6
=-3^6*(2^6/3^6)*2³/3³
=-2^9/3^3
=-512/27
2.(-a²)²*(-2a³)²
=a^4*2²*a^6
=4a^(4+6)
=4a^10
3.-(a[4次方]b³)³*(-a²b³)²*(-a²b³)[5次方]
=-a^12b^9*a^4b^6*(-a^10b^15)
=a^(12+4+10)b^(9+6+15)
=a^16b^30
4.5a²b*(ab³)³
=5a²b*a³b^9
=5a^(2+3)b^(1+9)
=5a^5b^10
5.(-2a³+3a²-4a)(-5a[5次方])
=10a^(3+5)-15a^(2+5)+20a^(1+5)
=10a^8-15a^7+20a^6
各位大虾们,1)(2a²)³•2²•a-(3a³) &s
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