begin{arrayly=3t+2x=2t^2endarray.

常见问题解答

• 写出矩形方程 $\{\begin{array}{l}y=3t+2\\ x=2t^2\end{array}$

  

  $$x=\frac{2{\left(y-2\right)}^2}{9}$$

• 求参数导数 $\{\begin{array}{l}y=3t+2\\ x=2t^2\end{array}$

  

  $$\frac{dy}{dx}=\frac{3}{4t}$$