24 lines
465 B
Plaintext
24 lines
465 B
Plaintext
\begin{tikzpicture}[line cap=round,line join=round,>=triangle 45,x=1cm,y=1cm]
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\begin{axis}[
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x=1cm,y=1cm,
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axis lines=middle,
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xmin=-5,
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xmax=5,
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ymin=-1.4,
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ymax=5,
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ytick={-1,...,4},
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xtick={-3,...,3},
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xlabel=$x$,
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ylabel=$y$,
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]
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\addplot[domain=0.5:4, blue, line width=1,samples=50] {1/(x^2)};
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\addplot[domain=-4:-0.5, blue, line width=1,samples=50] {1/(x^2)};
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\node[] at (axis cs:2.5,2.5) {$\displaystyle y=\frac{1}{x^2}\; (x \neq 0)$};
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\end{axis}
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\end{tikzpicture} |