• 2022-06-15
    求曲线 [tex=6.643x3.357]7EJHVCtO2IWq3KpdB+jQsjfBHWc0WO+PRW/lXF0SOa8IcCphyrPh35HsjRFX8LNa9kJX5JmIzxjZIyETSEqNuPLfEZo6+KAFoUAq4g4nDhQ4Ve6MMVtOi8feg2L55TfC[/tex]在 [tex=2.214x1.0]MVeOYouc7e3FvU1m5bCV6w==[/tex]处的切线方程和法线方程