• 2022-10-29
    设函数[tex=12.071x1.357]Nil0k0SkmRMdHnf+1gCGSOrRJAis/ZMQsyARKZ2Os5c=[/tex], 试确定方程[tex=3.929x1.429]UREfx3E4PCCYzQr0Zkam6cQATtQ/LRRXaR6INs+Mcfk=[/tex]在[tex=3.0x1.357]IuS+jpCX4WU7+Z7SztoPdg==[/tex]内有几个实根.