Algebra Rules Review Sheet Page 14
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14
REVIEW OF ALGEBRA
ANSWERS
1 4
t
1
1
Click here for solutions.
S
n 2
99.
100.
101.
102.
r
1 24
s
3
x
sx
sx
2
x
4x
16
2
2
3
5
2
2
1.
2.
3.
4.
3a
bc
2x
y
2x
10x
4x
3x
103.
104.
xsx
8
h
h
s2
s2
2
5.
8
6a
6.
4
x
7.
x
6x
3
2
2
3
3x
4
8.
9.
s5
sx
sy
3t
21t
22
12x
25x
7
105.
106.
107.
2
x
y
sx
2
3x
4
x
2
10.
3
2
11.
x
x
2x
4x
4x
1
2x
12.
2
13.
4
5
6
9x
12x
4
30y
y
y
108.
109.
110.
False
False
2
x
2
x
sx
sx
2
3
2
14.
15.
15t
56t
31
2x
5x
x
1
111.
112.
113.
114.
True
False
False
False
16.
4
3
2
17.
18.
x
2x
x
2x
1
1
4x
3
2 b
115.
116.
117.
118.
False
True
18
2
2
3x
7
2x
u
3u
1
19.
20.
21.
119.
120.
121.
122.
5
s5
1
2
x
x
2
2
2
x
2x
15
x
1
u
1
2
2
2b
3ab
4a
x
zx
rs
x
1
if x
1
22.
23.
24.
25.
123.
x
1
2
2
a
b
yz
y
3t
x
1
if x
1
2
a
c
3
2x
1
26.
27.
28.
29.
2
2 x
1
if x
2x 1
6x
2
2
124.
b
c
2
2
x
2 x
1
1
1
2 x
if x
2
30.
31.
32.
ab 5
8c
x
6 x
1
x
3 x
2
2
125.
x
1
33.
34.
x
4 x
2
2x
1 x
4
2
1
2 x
if
1 s2
x
1 s2
35.
9 x
2 x
2
36.
4x
3 2x
1
2
126.
1
2 x
2
2 x
1
if x
1 s2 or x
1 s2
2
37.
38.
3x
2 2x
3
x
5
]
(
2
127.
128.
2
2,
,
39.
40.
t
1 t
t
1
2t
3s 2t
3s
3
2
2
41.
42.
2t
3
x
3 x
3x
9
_2
0
2
0
3
2
2
43.
44.
x x
1
x
1
x
2
(
)
1
129.
130.
1,
,
45.
46.
x
1 x
1 x
3
x
3 x
5 x
4
2
47.
48.
x
2 x
3 x
4
x
2 x
3 x
2
_1
0
0
1
2
x
2
2x
1
x
1
x x
2
49.
50.
51.
52.
131.
132.
0, 1
1, 4
x
2
x
2
x
8
x
4
2
0
1
x
2
x
6x
4
_1
0
4
53.
54.
2
x
9
x
1 x
2 x
4
133.
134.
, 1
2,
2, 4
(
)
2
5
15
2
2
55.
56.
57.
x
1
4
x
8
16
x
1
2
_2
0
4
2
4
(
)
2
3
5
2
] [
58.
59.
x
2x
1
3
(
)
(
)
135.
136.
s3, s3
,
s5
s5,
2
4
2
60.
61.
62.
3 x
4
2
1,
10
2, 4
_ œ„ 3
0
œ„
3
_œ„
5
0
œ„
5
9
s85
5
s13
63.
64.
65.
1
2s2
137.
138.
, 1
3,
1
2,
2
6
0
1
_3
_1
0
2
7
s33
1
s5
66.
67.
68.
1,
1,
1
s2
4
2
139.
140.
1, 0
1,
, 0
1, 3
69.
70.
Irreducible
Not irreducible
_1
0
1
0
1
3
71.
72.
Not irreducible (two real roots)
Irreducible
6
5
4
2
3
3
2
4
5
6
73.
a
6a
b
15a
b
20a
b
15a
b
6ab
b
(
)
(
)
1
1
141.
142.
, 0
,
,
1,
4
3
7
6
5
2
4
3
3
4
74.
a
7a
b
21a
b
35a
b
35a
b
0 1
2
5
6
7
_
1
0
1
21a
b
7ab
b
4
3
8
6
4
2
75.
x
4x
6x
4x
1
143.
144.
10, 35
68, 86
76.
2
4
6
8
10
243
405x
270x
90x
15x
x
1
145.
2
(a)
T
20
10h, 0
h
12
(b)
30 C
T
20 C
77.
78.
79.
80.
8
2 x
x
y
3
4
4
146.
147.
148.
149.
2
26
60
10
0, 3
2,
,
2
3, 3
81.
82.
83.
84.
85.
4a
bsb
2a
3
2
16x
3
3
150.
151.
152.
2
2
,
3
3,
3, 5
5.9, 6.1
a
x
y
1
2n 3
86.
a
87.
88.
89.
153.
154.
b
xy
s3
,
7
3,
,
4
2,
1
(
)
5
3
6
4
8
90.
2
91.
25
92.
93.
2s2 x
y
s3
155.
156.
1.3, 1.7
,
256
5
5
3
x
1
a
b c
c
b
6 5
3 4
5 2
94.
95.
96.
97.
98.
y
a
t
157.
158.
x
x
9 5
6
1 8
y
z
x
ab
a
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