1. 1. On your bingo card randomly number from 1 to 25.
Unit 2 Bingo Review
1. On your bingo card randomly number from 1 to 25.
2. Then, get out a separate piece of paper to show your work on.

2. 5. What is the conjugate of 10 - √7?
10 + √7

3. 3. How many imaginary roots does this graph have?2

4. 21. Find the exact zeroes of x3+2x2+3x+6=0

5. 6. True or False. Irrational and complex roots occur in pairs.
True - Conjugates

6. 2. True or False. x2 - y2 = (x+y)(x+y)

7. 24. Find P(3) when P(x) = x3+7x2-18x-36
-72

8. 4. How many real roots does this graph have?2

10. 23. Factor x2 - 10x +25.
(x - 5)(x - 5)

11. {3, 5}

12. 7. A rectangle has an area of x3 - 6x2+10x-8 square meters and a width of x-4 meters. What is the length?

13. 1. Write a polynomial function in standard form with zeros at -1, 2, and 4.

14. 8. What is the conjugate of 2 - 3i and 14 + 22i?

15. (x - 4) (2x+3)

16. 11. What is the quotient of
/ x-2?

17. 18. What intervals are decreasing?
[-2, 1]

18. Cubic Binomial

19. 7 mult. 2; -3 mult. 1; 1 mult. 2

20. 13. Classify the following polynomial:
x5 + 6x +67
Quintic Trinomial

21. Degree of 23 Monomial

22. 15. The dimensions in inches of a shipping box are: width: x, length: x+5, and height 3x - 1. The volume is 13,132.8 ft3. Find the dimensions of the box.
15 x 20 x 44

23. 16. What are the real zeros of the graph?
(-3, 0), (-1,0), and (2,0)

24. 17. What intervals are increasing?
(-∞, -2] U [1, ∞)

25. 19. What is the domain?
(-∞, ∞)

26. {+ 5i, +5}

27. 17. What is the multiplicity of each root of the following the following function:
(x +5)2(x2+49)(x - 6)
-5 mult. 2; 7 mult. 1, -7 mult 1, 6 mult. 1

28. {3, -3}