1.
Solve
m
2
- 2
m
= 15 by factoring.
A.
5
B.
3
C.
-3, 5
D.
-5, 3
Hint
2.
Solve 2
p
2
- 3
p
-2 = 0 by factoring.
A.
-2,
B.
, 2
C.
1, 2
D.
-
, 2
Hint
3.
Solve
x
2
- 6
x
= 0 by graphing or by factoring.
A.
0
B.
0, 6
C.
-6
D.
-6, 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