1.
Which value of
c
makes the trinomial
x
2
+ 16
x
+
c
a perfect square?
A.
128
B.
32
C.
256
D.
64
Hint
2.
Solve 4
x
2
- 8
x
+ 3 = 0 by completing the square.
A.
B.
C.
1, 3
D.
, 3
Hint
3.
Solve
x
2
- 2
x
+ 1 = 18 by using the Square Root Property.
A.
-5 and 2
B.
5 and –2
C.
and
D.
and
Hint
4.
Solve
x
2
+ 2
x
+ 3 = 0 by completing the square.
A.
B.
C.
D.
Hint
5.
Solve 2
x
2
- 7
x
+ 5 = 0 by completing the square.
A.
B.
4, 10
C.
D.
Hint