• 2022-06-08
    求一曲线,使其上每一点的切线斜率为该点横坐标的四倍,且通过点[img=51x25]1803a32a2a87503.png[/img]
    A: [img=81x26]1803a32a33c5f69.png[/img]
    B: [img=90x26]1803a32a3ce7292.png[/img]
    C: [img=90x26]1803a32a4690f94.png[/img]
    D: [img=81x26]1803a32a4f8971d.png[/img]
  • 举一反三