1.
Which expression is a binomial?
A.
B.
-3
xy
C.
5
x
2
y
+ 4
x
– 6
D.
5
x
- 2
Hint
2.
Which expression is not a polynomial?
A.
B.
7
y
3
C.
4
x
3
y
2
- 5
xy
+ 7
D.
3
x
2
+ 5
Hint
3.
What is the degree of 4
x
5
– 5
xy
4
+ 3
xy
2
– 1?
A.
0
B.
4
C.
3
D.
5
Hint
4.
Arrange the terms of 4
x
2
y
3
– 2
x
4
y
+ 3
x
3
y
2
– 3 + 2
xy
so that the powers of
x
are in descending order.
A.
-3 - 2
x
4
y
+ 3
x
3
y
2
+ 4
x
2
y
3
+ 2
xy
B.
-3 + 2
xy
+ 4
x
2
y
3
+ 3
x
3
y
2
- 2
x
4
y
C.
– 2
x
4
y
+ 3
x
3
y
2
+ 4
x
2
y
3
+ 2
xy
– 3
D.
4
x
2
y
3
+ 3
x
3
y
2
- 2
x
4
y
+ 2
xy
– 3
Hint
5.
Arrange the terms of 6
x
4
y
2
– 4
x
2
y
+ 2
xy
3
+ 8 so that the powers of
y
are in ascending order.
A.
8 – 4
x
2
y
+ 6
x
4
y
2
+ 2
xy
3
B.
8 + 2
xy
3
- 4
x
2
y
+ 6
x
4
y
2
C.
6
x
4
y
2
- 4
x
2
y
+ 2
xy
3
+8
D.
2
xy
3
+ 6
x
4
y
2
- 4
x
2
y
+ 8
Hint