I
SKILLS PRACTICE 13
NAME
For use with Lessons 5-4 through 5-5
DATE
5-4
Factor.
l.
x2
-9x
3. 4y'- 8y +
5. l2b2
-
t4
6b4
7.yt-l}y+25
9. 9x2 -
ll.
Sxvz
13. x2
-
*
*
4xv2
4.
3ab
-
6.
9*'y
8.
4x2+4x*1,
-
14. 16y2
36
9ac
-
+ l1ad
l2xy2
4x2v + 4xv2
l-
48x2
n)a1
tx-
\
*
23.x2+7x+12
24. x2
-8x-9
25. a2 - l4a + 48
26. 3y + y2
27.b2+b-12
28. x2
29.x2+5x+4
30.
y'
-
6y
-t 9 -
108y2
8l
-
20. x2
19.
*
- ty18.a2-4a*4-64b2
16.
- 64b2
17.x2*2xy+y2-36
2522
8xy
+ l6y2 -
49
Factor.
21. (x2 + 2)(a +
3
)+("'+2)(2a+7)
22. 2b(x2 + yt) + 2b@2
5-5
+ 4y
12. l44xy
4xz2
15. 4a2
5-4
8y3
10. x3
+ 9y'
18xy
2.
+
y2)
Factor.
-
!2x +
*
33. a3 +
b3
34. 8a3 +
35. x3
27
36. 64a3
37.
-
125w3
-
84
- |
32. 6x2 -20x
38.
20
-5q+a2-36
31. l6x2
32x
-28
-
16
I
L
+
I
b3
I
s" - fr'
I
39. 6q2
+
22a
*
T2
40. l2b2 + 24b + 9
4y'
-
10y
-
t4
42. I5x3
41.
@ Prentice-Hall, Inc
-
1lx2 + 2x
Algebra 2 withTrigonometry
25