1.
Which expression is a binomial?
A.
-3
xy
B.
C.
5
x
- 2
D.
5
x
2
y
+ 4
x
– 6
Hint
2.
Write a polynomial to represent the area of a square with a side
x
minus the area of a triangle with a base 2
x
and a height of 5.
A.
x
2
– 5
x
B.
x
2
– 2
x
+ 5
C.
x
2
– 10
x
D.
4
x
Hint
3.
Which of the following expressions is an example of a polynomial with powers of
x
in ascending order?
A.
3
x
+ 5
x
3
– 7
x
4
– 3
B.
x
+ 2
x
3
– 2
x
2
– 5
x
4
C.
x
+ 1 – 6
x
3
+ 2
x
4
D.
x
+ 2
x
3
+ 5
x
4
Hint
4.
What is the degree of 3
a
– 4
a
2
b
3
+
b
3
– 4
a
b
?
A.
3
B.
5
C.
2
D.
1
Hint
5.
How can the following expression be described 3
x
2
+ 4
x
+ 5
x
– 3?
A.
trinomial
B.
binomial
C.
polynomial other than these listed
D.
monomial
Hint