False
<span>(9/ 4)/ 18
= 9/4 * 1/18
= 9/72
= 1/8 </span>
4 x (n + 20), pretty simple. :)
Yes...because every x value corresponds to exactly one y value
a function will not have any repeating x values...it can have repeating y values, just not the x ones. So if all the x values are different, then it is a function
