Test:
Quadratic Equations II - Normal
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Question 1:
Solve:
(
x
−
1
)
(
x
+
1
)
=
0
A
x
=
1
B
x
=
0
C
x
=
−
1
D
x
=
1
or
x
=
−
1
Question 2:
Solve:
x
2
−
25
=
0
A
x
=
5
or
x
=
−
5
B
x
=
0
C
x
=
5
D
x
=
−
5
Question 3:
Solve:
(
x
+
2
)
(
x
+
3
)
=
0
A
x
=
−
2
or
x
=
−
3
B
x
=
−
1
or
x
=
5
C
x
=
2
or
x
=
3
D
x
=
2
or
x
=
5
Question 4:
Solve:
(
x
−
1
2
)
(
x
−
1
3
)
=
0
A
x
=
5
6
B
x
=
−
5
6
C
x
=
1
2
or
x
=
1
3
D
x
=
−
1
2
or
x
=
−
1
3
Question 5:
Solve:
x
2
−
5
x
+
6
=
0
A
x
=
−
2
or
x
=
1
B
x
=
3
or
x
=
2
C
x
=
4
or
x
=
−
5
D
x
=
2
1
2
or
x
=
−
3
Question 6:
Solve:
x
2
−
x
−
6
=
0
A
x
=
1
or
x
=
−
1
B
x
=
6
or
x
=
−
1
C
x
=
3
or
x
=
−
2
D
x
=
1
or
x
=
−
1
2
Question 7:
Solve:
x
2
−
3
x
−
4
=
0
A
x
=
3
or
x
=
−
4
B
x
=
2
or
x
=
−
2
C
x
=
4
or
x
=
−
1
D
x
=
8
or
x
=
−
1
2
Question 8:
Solve:
x
2
−
6
x
+
5
=
0
A
x
=
5
or
x
=
1
B
x
=
10
or
x
=
−
1
2
C
x
=
7
or
x
=
−
2
D
x
=
2
or
x
=
3
Question 9:
Solve:
x
2
−
1
2
x
−
1
2
=
0
A
x
=
2
or
x
=
−
1
4
B
x
=
1
or
x
=
−
1
2
C
x
=
−
1
or
x
=
1
4
D
−
2
or
x
=
1
4
Question 10:
Solve:
x
2
−
1
3
x
−
2
3
=
0
A
x
=
−
1
or
x
=
1
3
B
x
=
1
or
x
=
−
2
3
C
x
=
1
6
or
x
=
−
2
D
x
=
1
3
or
x
=
−
2
3
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