1.
Factor 12
a
2
b
+ 30
ab
2
A.
6
ab
(6
a
+ 24
b
)
B.
ab
(12
a
+ 30
b
)
C.
6
ab
(2
a
+ 5
b
)
D.
6(2
a
2
b
+ 5
ab
2
)
Hint
2.
Factor 20
a
4
b
2
- 15
ab
+ 30
a
2
b
A.
a
2
b
(20
a
2
b
- 15 + 30
a
)
B.
5
a
2
b
(15
a
2
b
- 10 + 25
a
)
C.
5
ab
(4
a
3
b
- 3 + 6
a
)
D.
5(4
a
4
b
2
- 3
ab
+ 10
a
2
b
)
Hint
3.
Factor
xy
– 6 + 2
y
– 3
x
.
A.
(
xy
– 3
x
) + (2
y
– 6)
B.
(
x
– 2)(
y
– 3)
C.
(
x
+ 2)(
y
– 3)
D.
x(y
– 3) + 2(
y
– 3)
Hint
4.
Factor 3
x
3
+ 2
x
2
y
+ 3
xy
2
+ 2
y
3
A.
xy
(3
x
2
+ 2
x
+ 3
y
+ 2
y
2
)
B.
(
x
2
+
y
2
)(3
x
+ 2
y
)
C.
x
2
(3
x
+ 2
y
) +
y
2
(3
x
+ 2
y
)
D.
(3
x
+ 2
y
)(
x
+
y
)(
x
-
y
)
Hint
5.
If the product of two factors is 0, which of the following cannot be true?
A.
Both of the factors are 0.
B.
One of the factors is 0.
C.
One of the factors is 10.
D.
Neither of the factors is 0.
Hint