初一多项式运算(-1/3ab)^3 +1/3 a^3 b^3=________.(3a^2)^3 +(a^2)^2*a^2=________.已知2a^3 b^2n c^4=-3,则8a^9 b^6n c^12=_______.计算:(-2a)^6 -(-3a^3)^2 -[-(2a)^2]^3=_________.
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/04 14:54:07
![初一多项式运算(-1/3ab)^3 +1/3 a^3 b^3=________.(3a^2)^3 +(a^2)^2*a^2=________.已知2a^3 b^2n c^4=-3,则8a^9 b^6n c^12=_______.计算:(-2a)^6 -(-3a^3)^2 -[-(2a)^2]^3=_________.](/uploads/image/z/13202598-30-8.jpg?t=%E5%88%9D%E4%B8%80%E5%A4%9A%E9%A1%B9%E5%BC%8F%E8%BF%90%E7%AE%97%28-1%2F3ab%29%5E3+%2B1%2F3+a%5E3+b%5E3%3D________.%EF%BC%883a%5E2%EF%BC%89%5E3+%2B%28a%5E2%29%5E2%2Aa%5E2%3D________.%E5%B7%B2%E7%9F%A52a%5E3+b%5E2n+c%5E4%3D-3%2C%E5%88%998a%5E9+b%5E6n+c%5E12%3D_______.%E8%AE%A1%E7%AE%97%EF%BC%9A%EF%BC%88-2a%EF%BC%89%5E6+-%28-3a%5E3%29%5E2+-%5B-%282a%29%5E2%5D%5E3%3D_________.)
初一多项式运算(-1/3ab)^3 +1/3 a^3 b^3=________.(3a^2)^3 +(a^2)^2*a^2=________.已知2a^3 b^2n c^4=-3,则8a^9 b^6n c^12=_______.计算:(-2a)^6 -(-3a^3)^2 -[-(2a)^2]^3=_________.
初一多项式运算
(-1/3ab)^3 +1/3 a^3 b^3=________.
(3a^2)^3 +(a^2)^2*a^2=________.
已知2a^3 b^2n c^4=-3,则8a^9 b^6n c^12=_______.
计算:(-2a)^6 -(-3a^3)^2 -[-(2a)^2]^3=_________.
初一多项式运算(-1/3ab)^3 +1/3 a^3 b^3=________.(3a^2)^3 +(a^2)^2*a^2=________.已知2a^3 b^2n c^4=-3,则8a^9 b^6n c^12=_______.计算:(-2a)^6 -(-3a^3)^2 -[-(2a)^2]^3=_________.
(-1/3ab)^3 +1/3 a^3 b^3
=-1/27 a^3 b^3+1/3 a^3 b^3
=8/27 a^3 b^3
(3a^2)^3 +(a^2)^2*a^2
=27a^6+a^6
=28a^6
已知2a^3 b^2n c^4=-3
则8a^9 b^6n c^12
=(2ab^2n c^4)^3
=(-3)^3
=-27
计算:(-2a)^6 -(-3a^3)^2 -[-(2a)^2]^3
=64a^6-9a^6+64a^6
=119a^6
8/27(ab)^3, 28a^6, 27, 119a^6.