If there is 10% of $18 = 18 x 0.9 (1 - 0.1) = $16.20
Therefore the pie costs $16.20
He is saving 18 - 16.20 = $1.80
The statements that are true are:
<span>a. The range for this function is the set {3}. [range is the value of y, here the value of y is 3 for all value of x]
</span>
<span>c. The domain for this function is all real numbers. [the domain is the value of x, as you can see, the graph span all the x axis]</span>
