(2a-3b)(3a-2b)+(2a-b)^2+(2ab^2)^3÷8/3*a^3*b^4化简
问题描述:
(2a-3b)(3a-2b)+(2a-b)^2+(2ab^2)^3÷8/3*a^3*b^4化简
答
(2a-3b)(3a-2b)+(2a-b)^2+(2ab^2)^3÷8/3*a^3*b^4
=6a^2-4ab-9ab+6b^2+4a^2-4ab+b^2+(8a^3b^6)÷8/3*a^3*b^4
=10a^2-17ab+7b^2+3b^2
=10a^2-17ab+10b^2