practicequiz 6.4 6.8

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ALGEBRA II Practice Quiz 6.46.8 Page 1 BowerPower.net Name _____________________________________________ Date _______________________ Period ______ DIRECTIONS: For #15, simplify and write your answers in the provided blanks. 1. ( 1 + 7 )( 7 − 4 7 ) ______________________________ 2. ( 17 + 1) ! ______________________________ 3. ( 5 + 3 7 ) ( 5 − 3 7 ) ______________________________ 4. ! !! ! ______________________________ 5. ! ! !! ! ! ! ! ______________________________ DIRECTIONS: For #68, solve. If an equation has no real solutions, write “no real solution.” 6. 5 − 1 = 7 ______________________________ 7. + 4 + = 2 ______________________________ 8. 7 = 28 ______________________________

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Page 1: PracticeQuiz 6.4 6.8

ALGEBRA II Practice Quiz 6.4-‐6.8 Page 1

BowerPower.net

Name _____________________________________________ Date _______________________ Period ______ DIRECTIONS: For #1-‐5, simplify and write your answers in the provided blanks.

1. ( 1+ 7 )( 7− 4 7 ) ______________________________

2. ( 17+ 1)! ______________________________

3. ( 5+ 3 7 ) ( 5− 3 7 )

______________________________

4. !!! !

______________________________

5. ! !!! !

!! !

______________________________

DIRECTIONS: For #6-‐8, solve. If an equation has no real solutions, write “no real solution.”

6. 5𝑥 − 1 = 7 ______________________________

7. 𝑚 + 4+𝑚 = 2 ______________________________

8. 𝑥 7 = 28

______________________________

Page 2: PracticeQuiz 6.4 6.8

ALGEBRA II Practice Quiz 6.4-‐6.8 Page 2

BowerPower.net

DIRECTIONS: For #9-‐17, simplify and write your answers in the provided blanks.

9. 𝑖!" __________________

10. −48 __________________

11. −5 � −15 __________________

12. (𝑖 3)! __________________

13. !"!! !

__________________

14. !"!!"

__________________

15. 4 −3− −75 __________________

16. 𝑖 32 � −2 __________________

17. − !! � − !"

!

__________________

DIRECTIONS: For #18, solve.

18. 𝑥! + 121 = 0 _________________________

Page 3: PracticeQuiz 6.4 6.8

ALGEBRA II Practice Quiz 6.4-‐6.8 Page 3

BowerPower.net

DIRECTIONS: For #19-‐24, simplify and write your answers in the provided blanks.

19. 5+ 4𝑖 + (2− 9𝑖) ______________________________

20. 9+ 2𝑖 − (2− 8𝑖) ______________________________

21. (−5+ 𝑖)(2+ 3𝑖)

______________________________

22. (6+ 𝑖 2)(6− 𝑖 2) ______________________________

23. (9− 6𝑖)!

______________________________

24. !"!!!!

______________________________

DIRECTIONS: For #25, answer the question in its most simplified form.

25. What is the reciprocal of 5− 3𝑖 ? ______________________________

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