1. (Please have your homework out)
Warm Up – Wednesday,
(Please have your homework out)
Factor the equation, then solve for 𝒙 to find the roots.
𝒙 𝟐 −𝟗𝒙+𝟏𝟖=𝟎

2. Blockbusters!!!
Algebra 1 : Factoring

3. Choose a Question
A B C D E
F G H I J
K L M N O
P Q R S T
U V W X Y

4. A B.

5. B
Factor.
𝟐𝟒 𝒙 𝟐 −𝟖𝒙
8𝑥(3𝑥−1)

6. C
Factor.
−𝟏𝟑 𝒎 𝟐 −𝟑𝟗 𝒎 𝟑
−13 𝑚 2 (3𝑚+1)

7. D
Factor.
𝟗 𝒑 𝟑 −𝟏𝟐 𝒑 𝟐
3 𝑝 2 (3𝑝−4)

8. E Simplify. 𝒄 𝟑 + 𝒄 𝟐 −𝟔𝒄 A. 𝒄 𝒄 𝟐 +𝒄−𝟔 B. 𝒄(𝒄+𝟑)(𝒄−𝟐) C. 𝒄(𝒙−𝟑)(𝒙+𝟐)
D. Cannot Simplify B.

9. F
Factor and find the roots.
𝟐 𝒙 𝟐 +𝟖𝒙=𝟎
𝑥=0 𝑥=−4
(0, 0) (−4, 0)

10. G
Factor and find the roots.
−𝟏𝟒𝒙−𝟓𝟔=𝟎
𝑥=−4
(−4, 0)

11. H
Solve.
𝒙 𝟐 +𝟐𝟎𝒙=𝟎
A. 𝒙=𝟎
B. 𝒙=−𝟐𝟎
C. 𝒙=𝟎, 𝒙=−𝟐𝟎
D. No solution C.

12. I Factor and find the roots. −𝟔𝒙+𝟑𝟎 𝒙 𝟐 =𝟎 𝑥=0 𝑥= 1 5
𝑥=0 𝑥= 1 5
(0, 0) ( 1 5 , 0)

13. J
Factor and find the roots.
𝟓 𝒙 𝟐 =𝟏𝟓𝒙
𝑥=0 𝑥=3
(0, 0) (3, 0)

14. K
Factor.
𝟗 𝒙 𝟐 −𝟏
(3𝑥+1)(3𝑥−1)

15. L
Factor.
𝒙 𝟐 +𝟔𝒙+𝟖
(𝑥+2)(𝑥+4)

16. M
Factor.
𝟐 𝒙 𝟐 −𝟖
(2𝑥+4)(𝑥−2)

17. N What is the interval on which this graph is increasing?
B. −𝟏<𝒙<∞
C. −∞<𝒙<∞
D. −∞<𝒙<𝟒 A.

18. O
Factor.
𝟗 𝒙 𝟐 −𝟔𝒙+𝟏
(3𝑥−1)(3𝑥−1)

19. P
If the solutions for a quadratic function are 𝒙=−𝟐 and 𝒙=𝟐. Then what is the axis of symmetry?
A. 𝒙=𝟎
B. 𝒙=−𝟏
C. 𝟎, 𝟐
D. There is no axis of symmetry. A.

20. Q
Factor and find the roots.
𝒙 𝟐 −𝟏𝟓𝒙+𝟑𝟔=𝟎
(𝑥−12)(𝑥−3)

21. R
Factor and find the roots.
𝒙 𝟐 −𝟒=𝟎
(𝑥−2)(𝑥+2)

22. S
Solve.
(𝑥−6) (𝑥+2)
𝑥=6 𝑥=−2 C.

23. T Factor and find the roots. 𝒙 𝟐 −𝟏𝟒𝒙+𝟒𝟗=𝟎 (𝑥−7) (𝑥−7) 𝑥=7 𝑥=7
(𝑥−7) (𝑥−7)
𝑥=7 𝑥=7
(7, 0) (7, 0)

24. U Simplify. 𝟏 𝟐 𝒙 𝟐 +𝒙−𝟏𝟐 A. 𝒙 𝟐 +𝒙−𝟐𝟒 B. (𝒙+𝟑)(𝒙−𝟐) C. (𝒙−𝟑)(𝒙+𝟐)
𝟏 𝟐 𝒙 𝟐 +𝒙−𝟏𝟐
A. 𝒙 𝟐 +𝒙−𝟐𝟒
B. (𝒙+𝟑)(𝒙−𝟐)
C. (𝒙−𝟑)(𝒙+𝟐)
D. 𝒙 𝟐 +𝟑𝒙−𝟐𝒙−𝟔 D.

25. V
Factor.
𝟐 𝒙 𝟐 +𝟏𝟓𝒙+𝟕
(2𝑥+1)(𝑥+7)

26. W
Factor.
𝒙 𝟐 −𝟒𝒙−𝟑𝟐
(𝑥−8)(𝑥+4)

27. X Solve. 𝒙 𝟐 −𝟔𝒙=𝟐𝟕 A. (𝒙−𝟗)(𝒙+𝟑) B. 𝒙=−𝟗, 𝒙=𝟑 C. 𝒙−𝟑 𝒙+𝟗 D. 𝒙=𝟑, 𝒙=−𝟗
(𝑥−9) (𝑥+3)
𝑥=9 𝑥=−3
(9, 0) (−3, 0) A.

28. Y
Factor.
𝟐 𝒙 𝟐 −𝟏𝟏𝒙+𝟓
(2𝑥−1)(𝑥−5)