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26 lines
1 KiB
TeX
26 lines
1 KiB
TeX
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\begin{tikzpicture}
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\begin{axis}[
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legend pos=south west,
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axis x line=middle,
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axis y line=middle,
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grid = major,
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grid style={dashed, gray!30},
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xmin=-1, % start the diagram at this x-coordinate
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xmax= 6, % end the diagram at this x-coordinate
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ymin=-0.25, % start the diagram at this y-coordinate
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ymax= 2.25, % end the diagram at this y-coordinate
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axis background/.style={fill=white},
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xlabel=$x$,
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ylabel=$y$,
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tick align=outside,
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minor tick num=-3,
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enlargelimits=true,
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tension=0.08]
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\addplot[domain=0:1, red, thick,samples=20] {0.5*x*x};
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\addplot[domain=1:2, green, thick,samples=20] {x-0.5};
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\addplot[domain=2:3, blue, thick,samples=500] {-0.5*(x-2)*(x-2)+x-0.5};
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\addplot[domain=3:5, purple, thick,samples=20] {5-x};
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\addplot[domain=5:7, orange, thick,samples=3] {0};
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\addplot[domain=-3:0, orange, thick,samples=3] {0};
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\end{axis}
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\end{tikzpicture}
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