求方程：[tex=8.286x1.571]MiMD3njyEINTPWAP2i0D/ynoEvn/AMlzaVGUW37eBe+zibknhuCP7nHdVY+okkrmOEnFQ9yi1HZ1nFerVl517g==[/tex]
求方程：[tex=8.286x1.571]MiMD3njyEINTPWAP2i0D/ynoEvn/AMlzaVGUW37eBe+zibknhuCP7nHdVY+okkrmOEnFQ9yi1HZ1nFerVl517g==[/tex]
1