Review 5A
Name
2
Period
4
5
6
7
Trinomials (a = 1) - factor completely.
1,
a2-15a+56
2.
X2 + 12x + 20
3. X2 +8x-33
Trinomials (a > 1) - factor completely.
4, 2X2-11x-40
6. 2a2 +13a+6
5. 6v2 +5v-6
Binomials - factor completely.
7. 49x2 - 144
GCF - factor completely, (some factor further and some do IsotO
11, 32b2+12b
10. 2X2 - 10x - 2ÿ
12.
15.
3x3 + 15X2 + 18x
27x2 -12
3
Write a quadratic equation, ÿ, with the given solutions.
16.
x=-6
and
x=8
17.
1
2
x=-
and
.....
18.
5
2
x=-- and x=-
4
x=-3
ÿ%
-1
19. x=-2 and x=--
Solve by Factoring, State answers as ordered pairs.
20. x2-11x+lS=O
21. 2x2 +lOx=O
2 ÿ9ÿ, -t s ) ::: O
24. X2 = 36
22. x2+10x=-16
/,2+I0ÿo +ÿQ:;O
%
<.< +ÿ..(x
t I -,j ,.0
25. 2x2 + 7x + 6 = 0
+'5:0
Mixed Factoring - factor completely.
26. 36x2 -121
27.
6xa - 1 lx - 2
30.
tll2 --Fl2
-+1I ,
29. X2 +22x-48
32. 6x2 + 15Xo
35.
3X2 - 2 lx + 36
33. 4x2-19x+12
31. 2X2
"
34. 9X2-64
37. 5x2 -13x•
38.
41.
5X2-15x+10
49x2-9
' 2
39. 6a -15a
40. 100x2-169
42.
43.
7X2 + 4x - 3
Applications.
44.
45.
The area of a rectangle is, 6X2 - 1 lx - 21, find the length and width.
The area of a rectangle is, x2 + 16x + 55, find the length and width• Then find the perimeter.
2Xt22 ¢2X+ÿ0
46.
• ÿaq ÿ
ÿ<ÿ¢
The area of a rectangular garden is given by the expression ÿ+x + 24x + 27.
If the width of the field is{2x + ÿ, what is the length?
47.
The area of a rectangular piece of paper is described by the equation, w(w-3) = 40,
where w is the width o£Lhe paper in inches. What is the width of the piece of paper?
"
cWtL