1.
Solve
m
2
- 2
m
= 15 by factoring.
A.
-5, 3
B.
5
C.
-3, 5
D.
3
Hint
2.
Solve the equation
a
2
+ 4
a
= -3 by graphing or by factoring.
A.
-3, -1
B.
-3, 1
C.
-1, 3
D.
1, 3
Hint
3.
Find a quadratic equation with roots
and
.
A.
4
x
2
- 6
x
+ 1 = 0
B.
8
x
2
- 3
x
+ 14 = 0
C.
4
x
2
-
x
+ 6 = 0
D.
8
x
2
- 14
x
+ 3 = 0
Hint
4.
Find a quadratic equation that has roots 6 + 2
i
and 6 - 2
i
.
A.
x
2
- 12
x
- 40 = 0
B.
x
2
- 12
x
+ 40 = 0
C.
x
2
+12
x
- 40 = 0
D.
x
2
+ 12
x
+ 40 = 0
Hint
5.
What is the negative solution of the equation
?
A.
–5
B.
C.
3
D.
–3
Hint