[(-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:作业帮 时间:2024/07/17 12:56:49
![[(-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](/uploads/image/z/587728-64-8.jpg?t=%5B%28-3xy%29%26%23178%3B%C2%B7x%26%23179%3B-2x%26%23178%3B+%C2%B7%EF%BC%883xy%26%23178%3B%EF%BC%89%26%23179%3B+%C2%B71%2F2y%5D%C3%B79x%26%238308%3By%26%23178%3B%E5%BE%88%E9%9A%BE%E5%BE%88%E9%9A%BE%E5%BE%88%E9%9A%BE%E5%BE%88%E9%9A%BE%2C%E5%88%9D%E4%B8%80%E9%A2%98%2C%E6%B1%82%E5%A4%A7%E7%A5%9E%E8%A7%A3%E7%AD%94)
x)5TS64>İ5(~OP~O'DPPߨ2vKJck:^ڇI
[(-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