Imagem:Funcoes x2.png
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Funcoes_x2.png (11KB, tipo MIME: image/png)
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Function x2, defined for { -3,-2,1,0 }.
[edit] SVG source
<?xml version="1.0" standalone="no"?>
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN"
"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
<svg width="400" height="320" version="1.1"
xmlns="http://www.w3.org/2000/svg">
<desc>Função: x^2, x pertence a { -3,-2,-1,0 }.</desc>
<defs>
<marker id="seta" viewBox="0 0 10 10" orient="auto" refX="0" refY="3"
markerUnits="strokeWidth" markerWidth="7" markerHeight="4">
<path d="M 0 0 L 10 3 L 0 6 z" />>
</marker>
</defs>
<g style="fill:#b0ffc0;stroke-width:2px;stroke:black">
<ellipse cx="100" cy="120" rx="80" ry="110" />
<ellipse cx="300" cy="170" rx="80" ry="130" />
</g>
<g style="fill:#90ffa0;stroke-width:2px;stroke:black;stroke-dasharray:15,10">
<circle cx="300" cy="108" r="50" />
</g>
<g style="font-size: 15pt; font-weight: bold">
<text x="157" y="30">
D
</text>
<text x="352" y="68">
CD
</text>
</g>
<g style="font-size: 12pt">
<text x="94" y="50">
-3
</text>
<text x="94" y="100">
-2
</text>
<text x="94" y="150">
-1
</text>
<text x="98" y="200">
0
</text>
<text x="318" y="95">
0
</text>
<text x="278" y="95">
1
</text>
<text x="278" y="135">
4
</text>
<text x="318" y="135">
9
</text>
<text x="278" y="175">
2
</text>
<text x="318" y="175">
3
</text>
<text x="278" y="215">
5
</text>
<text x="318" y="215">
6
</text>
<text x="278" y="255">
7
</text>
<text x="318" y="255">
8
</text>
</g>
<g style="stroke-width:2px;stroke:black;marker-end:url(#seta)">
<line x1="112" y1="48" x2="308" y2="126" />
<line x1="112" y1="96" x2="265" y2="124" />
<line x1="112" y1="142" x2="269" y2="94" />
<line x1="112" y1="191" x2="306" y2="96" />
</g>
</svg>
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