作函数图像：

y=x５

作函数图像：

y=2sin（2x+3）+4
y=sinx

作函数图像：

y=1/(1^(1/2))

作函数图像：

y=1/((x)^(1/2))

作函数图像：

y=xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx;xcosxx;xsinx