How do you sketch the graph of $1/(x^2-4)$ ?

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Answer 1 · 2017-06-16T13:00:43

Try different x values to get function's value and then plot it

If x is 0, your function $y=-1/4$

If x is 1, your function $y=-1/3$

If x is 2, your function is not defined. Your function is not defined when $x=-2$ too.

Plot it accordingly:

graph{1/((x^2)-4) [-10, 10, -5, 5]}

How do you sketch the graph of 1/(x^2-4)1/(x^2-4)?