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高二数学 | 高级数学
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14.3 Graph Sketching for Rational Functions 有理函数的作图


Sketch the following graphs
描绘下列各图形

1.
y=\frac{2x+1}{x-1}
Answer :

2.
y=\frac{2x-3}{x-1}
Answer :

3.

y=\frac{x^2+1}{x-1}

Answer :

4.

y=\frac{x^2-2}{x-1}

Answer :

5.

y=\frac{1}{x^2-4}

Answer :

6.

y=\frac{x}{x^2-4}

Answer :

7.

y=\frac{x^2+2}{x^2+1}

Answer :

8.

y=\frac{x}{x^2+1}

Answer :