• 2022-05-28
    用导数定义求导数:[tex=12.143x2.929]w70lG1NUs5ZRhKHaXMaifahNYA2l55OVx/YI5vl5IU6aaeEiy3Oj7AUbU+13B/hKpwHLOJLpZTJPo7x3WH8Z1hWjc+kd/36NRnniSASFxLQdL+3O/qoyVgBO6ooq3+4Y[/tex]求[tex=2.143x1.429]IiL+9XPHw1eX1Aep2yd7mJV32F4IqrMNzLkLLmguSFQ=[/tex].