1. Algebra II 5.2, 5.3 and 5.5 Review
Please give exact simplified answers unless you are instructed to round!

2. Question #1
Simplify:

3. Answer #1

4. Solve by isolating the squared term and taking square roots:
Question #2
Solve by isolating the squared term and taking square roots:

5. Answer #2

6. Question #3
In the right triangle below, find x. Please round to the nearest hundredth
4 8.2 x

7. Answer #3
7.16

8. Question #4
Factor

9. Answer #4

10. Question #5
Factor

11. Answer #5

12. Question #6
Solve by factoring method:

13. Answer #6
x = 9 ; x =5

14. Question #7
Solve by factoring:

15. x = 0; x = -3/4 Note: x =-0.75 would be accepted as well!
Answer #7
x = 0; x = -3/4 Note: x =-0.75 would be accepted as well!

16. Question #8 Molly’s height above the water is
at any time (t) in seconds is
modeled by the equation below.
When will Molly hit the water?
Round to two decimals:

17. Answer #8
x = 2.42 seconds
When she hits the water, her height above the water is zero so set the equation equal to zero and solve. The square root method is the fastest!

18. Question #9
Factor completely:

19. Answer #9

20. Question #10
Solve:

21. Answer #10

22. Question #11
Simplify:

23. Answer #11

24. Question #12
Solve by factoring:

25. Answer #12

26. Solve using the quadratic formula. Be sure to simplify!
Question #13
Solve using the quadratic formula. Be sure to simplify!

27. Answer #13

28. Solve using the quadratic formula. Be sure to simplify!
Question #14
Solve using the quadratic formula. Be sure to simplify!

29. Answer #14

30. Determine the zero(s) of the function below.
Question #15
Determine the zero(s) of the function below.

31. Answer #15
x = 7 Double Root!

32. Question #16
Use your graphing calculator to approximate the zeros of the function below. Round your answer(s) to the nearest thousandths.

33. Answer #16
and