来自李永锋的问题
【合并同类项:a^3-2a^2b^2-(-3b^4)-4a^2bA2-1/3a^2+(-b^4)=】
合并同类项:a^3-2a^2b^2-(-3b^4)-4a^2bA2-1/3a^2+(-b^4)=
1回答
2020-03-27 00:09
【合并同类项:a^3-2a^2b^2-(-3b^4)-4a^2bA2-1/3a^2+(-b^4)=】
合并同类项:a^3-2a^2b^2-(-3b^4)-4a^2bA2-1/3a^2+(-b^4)=
a^3-2a^2b^2-(-3b^4)-4a^2bA2-1/3a^2+(-b^4)=a^3-2a^2b^2+3b^4-4a^2b^2-1/3a^2-b^4
=a^3-6a^2b^2+2b^4-1/3a^2
不知道你题写没写错.供参考