Question 269526
<pre>
({{{-infinity}}},-7)


<==================o------------------------------------------------
 -11 -10  -9  -8  -7  -6  -5  -4  -3  -2  -1   0   1   2   3   4   5

or sometimes its graph is written this way

<==================)------------------------------------------------
 -11 -10  -9  -8  -7  -6  -5  -4  -3  -2  -1   0   1   2   3   4   5



</pre>