1.
Which of the following trinomials is a perfect square trinomial?
A.
4
y
2
+ 10
y
+ 25
B.
x
2
+ 16
x
+ 16
C.
r
2
- 6
r
+ 36
D.
9
a
2
- 12
a
+ 4
Hint
2.
Solve 5
x
2
– 10
x
= 0.
A.
x
= 0 or
x
= 2
B.
x
= 2
C.
x
= 0
D.
x
= 0 or
x
= -2
Hint
3.
Find the solutions of the equation.4
y
2
– 16 = 0
A.
y
= –2 and
y
= –2
B.
y
= 2 and
y
= –2
C.
y
=
and
y
=
D.
y
=
and
y
=
Hint
4.
Rewrite the expression as a product of two binomials.
x
2
–
x
– 56
A.
(
x
– 7)(
x
+ 8)
B.
(
x
+ 7)(
x
– 8)
C.
(
x
– 7)(
x
– 8)
D.
(
x
+ 7)(
x
+ 8)
Hint
5.
Factor the quadratic expression.
x
2
+ 2
x
– 24
A.
(
x
– 6)(
x
+ 4)
B.
(
x
+ 6)(
x
+ 4)
C.
(
x
+ 6)(
x
– 4)
D.
(
x
– 6)(
x
– 4)
Hint