第十七题
![Mathematica入门习题[17]–绘制散点图与Subdivide(区间划分)](https://img.mathpretty.com/snipaste_20170912_164724.png?imageView2/0/q/75|watermark/2/text/5YWz5rOo5YWs5LyX5Y-377ya5paH6Im65pWw5a2m5ZCb/font/5b6u6L2v6ZuF6buR/fontsize/540/fill/IzAwMDAwMA==/dissolve/100/gravity/SouthEast/dx/10/dy/10|imageslim)
y[x_] := Cos[x] (0.5 + (3 Sin[x])/(1 + x^2));
ListPlot[y[#] & /@ Subdivide[0, 2 Pi, 100]]
![Mathematica入门习题[17]–绘制散点图与Subdivide(区间划分)](https://img.mathpretty.com/snipaste_20170912_165002.png?imageView2/0/q/75|watermark/2/text/5YWz5rOo5YWs5LyX5Y-377ya5paH6Im65pWw5a2m5ZCb/font/5b6u6L2v6ZuF6buR/fontsize/540/fill/IzAwMDAwMA==/dissolve/100/gravity/SouthEast/dx/10/dy/10|imageslim)
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换一种姿势学数学
![Mathematica入门习题[17]–绘制散点图与Subdivide(区间划分)](https://img.mathpretty.com/snipaste_20170912_164724.png?imageView2/0/q/75|watermark/2/text/5YWz5rOo5YWs5LyX5Y-377ya5paH6Im65pWw5a2m5ZCb/font/5b6u6L2v6ZuF6buR/fontsize/540/fill/IzAwMDAwMA==/dissolve/100/gravity/SouthEast/dx/10/dy/10|imageslim)
y[x_] := Cos[x] (0.5 + (3 Sin[x])/(1 + x^2));
ListPlot[y[#] & /@ Subdivide[0, 2 Pi, 100]]
![Mathematica入门习题[17]–绘制散点图与Subdivide(区间划分)](https://img.mathpretty.com/snipaste_20170912_165002.png?imageView2/0/q/75|watermark/2/text/5YWz5rOo5YWs5LyX5Y-377ya5paH6Im65pWw5a2m5ZCb/font/5b6u6L2v6ZuF6buR/fontsize/540/fill/IzAwMDAwMA==/dissolve/100/gravity/SouthEast/dx/10/dy/10|imageslim)
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