The answer is F because my brother is in high school and he knows the's things
To work this out you need to do 80 - 64 - 4.16 = 11.48
he received $11.48 change
Answer:




Step-by-step explanation:
<h3>Given information</h3>


<h3>Question 15. f(g(2))</h3>
<u>Substitute values into the first function</u>



<u>Substitute the values of the first function into the second</u>



<h3>Question 16. g(f(2.5))</h3>
<u>Substitute values into the first function</u>


<u />
<u>Substitute the values of the first function into the second</u>




<h3>Question 17. g(f(-5))</h3>
<u>Substitute values into the first function</u>


<u>Substitute the values of the first function into the second</u>




<h3>Question 18. f(g(-5))</h3>
<u>Substitute values into the first function</u>



<u>Substitute the values of the first function into the second</u>



Hope this helps!! :)
Please let me know if you have any questions
Answer:

Step-by-step explanation:


For this case we have the following function:
What we should do is evaluate the function for the different values of the independent variable.
We have then:
For x = 8:
For x = 1.8:
For x = x + 8:
Answer:
The results of evaluating the function are:
