[(-3xy)²·x³-2x² ·(3xy²)³ ·1/2y]÷9x⁴y²很难很难很难很难,初一题,求大神解答
来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/23 23:03:50
[(-3xy)²·x³-2x²·(3xy²)³·1/2y]÷9x⁴y²很难很难很难很难,初一题,求大神解答[(-3xy)
[(-3xy)²·x³-2x² ·(3xy²)³ ·1/2y]÷9x⁴y²很难很难很难很难,初一题,求大神解答
[(-3xy)²·x³-2x² ·(3xy²)³ ·1/2y]÷9x⁴y²
很难很难很难很难,初一题,求大神解答
[(-3xy)²·x³-2x² ·(3xy²)³ ·1/2y]÷9x⁴y²很难很难很难很难,初一题,求大神解答
[(-3xy)²·x³-2x² ·(3xy²)³ ·1/2y]÷9x⁴y²
=【9x^5y^2-2x²*27x^3y^6*1/2y】÷9x⁴y²
=【9x^5y^2-27x^5y^5】÷9x⁴y²
=x-3xy^3