Answer:
a.
Step-by-step explanation:
Given function:

To find 
Solution:
In order to find
,we need to plugin input=2 i.e. the value of
in the function and find the output by evaluating.
Plugging in
in the given function.

Evaluating.


∴
(Answer)
Answer: 624
Step-by-step explanation:
12 times 8 is 96 and 96 divided by 2 is 48 and 48 times 13 is 624
The landscape company charges 30+15x
It is equivalent to 17.7165 inches.