1.
Which expression is a binomial?
A.
-3
xy
B.
C.
5
x
- 2
D.
5
x
2
y
+ 4
x
– 6
Hint
2.
Which expression is not a polynomial?
A.
3
x
2
+ 5
B.
C.
4
x
3
y
2
- 5
xy
+ 7
D.
7
y
3
Hint
3.
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
xy
+ 4
x
2
y
3
+ 3
x
3
y
2
- 2
x
4
y
B.
4
x
2
y
3
+ 3
x
3
y
2
- 2
x
4
y
+ 2
xy
– 3
C.
– 2
x
4
y
+ 3
x
3
y
2
+ 4
x
2
y
3
+ 2
xy
– 3
D.
-3 - 2
x
4
y
+ 3
x
3
y
2
+ 4
x
2
y
3
+ 2
xy
Hint
4.
Which pair of terms are
like
terms?
A.
B.
C.
D.
Hint
5.
Which pair of terms are
unlike
terms?
A.
B.
C.
D.
3
r
3
t
2
, -3
r
3
t
2
Hint