In the identical coordinates, separately uses different linear and color curve y1=0.2e-0.5xcos (4 pi x) and y2=2e-0.5xcos (pi x), marks two curves intersections.

Packet : 115157678huizhiquxian.zip filelist
在同一坐标内，分别用不同线型和颜色绘制曲线y1=0.2e-0.5xcos(4πx) 和y2=2e-0.5xcos(πx)，标记两曲线交叉点。.doc

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