1.
Which expression is a binomial?
A.
5
x
2
y
+ 4
x
– 6
B.
-3
xy
C.
D.
5
x
- 2
Hint
2.
Which expression is not a polynomial?
A.
4
x
3
y
2
- 5
xy
+ 7
B.
C.
3
x
2
+ 5
D.
7
y
3
Hint
3.
What is the degree of 4
x
5
– 5
xy
4
+ 3
xy
2
– 1?
A.
3
B.
5
C.
0
D.
4
Hint
4.
How can the polynomial
x
2
y
2
+ 2
y
3
– 5
x
y
4
+
x
3
be written with powers of
x
in descending order?
A.
x
3
+
x
2
y
2
– 5
x
y
4
+ 2
y
3
B.
x
2
y
2
+
x
3
+ 2
y
3
– 5
x
y
4
C.
x
3
+
x
2
y
2
+ 2
y
3
– 5
x
y
4
D.
x
2
y
2
+ 2
y
3
+
x
3
– 5
x
y
4
Hint
5.
How can the following expression be described 3
x
2
+ 4
x
+ 5
x
– 3?
A.
trinomial
B.
monomial
C.
binomial
D.
polynomial other than these listed
Hint