What are the x- intercepts of the given polynomial function y =

2 − 4?

A. -4 B. 4 C. 2, -2 D. -2, -2

_____ 12. What are the end behaviors of the graph of f(x)= −2 +

3 + 3

5 − 4?

A. rises to the left and falls to the right

B. falls to the left and rises to the right

C. rises to both directions

D. falls to both directions

_____ 13. A storage box has a length of (2 + 3) , width of ( + 1) , and height of .Which polynomial function

represents the volume of the box?

A. () = (2 + 3)( + 1) C. () = + (2 + 3)( + 1)

B. () = (2 + 3) + ( + 1) D. () = + (2 + 3) + ( + 1)

_____ 14. A demographer predicts that the population, P, of a town t years from now can be modelled by the function () = 6

4 −

5

3 + 200 + 12000. What will the population of the town be two years from now?

A. 12 456 B. 124 560 C. 1 245 600 D. 12 456 000

_____ 15. The profit P(in millions of pesos) for a loot bag manufacturer can be modelled by = −

3 + 4

2 + , where is the

number of loot bags produced (in millions). What is the profit of the company for producing 2 million of loot bags?

A. Php 4M B. Php 10M C. Php 12M D. Php 20M​