• 2022-07-02
    用导数定义求导数:[tex=3.643x1.5]8sCZNTLsdWVRiNtT0fYr3XT5a+EXohsaMOVW3nPyBlg=[/tex],求[tex=2.143x1.429]0mBW4j19SWcR4IFZyQje7Oh4pNXtNoYFRO+bL6e2Am4=[/tex].