1.
Which expression is not a polynomial?
A.
B.
4
x
3
y
2
- 5
xy
+ 7
C.
7
y
3
D.
3
x
2
+ 5
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
– 10
x
C.
x
2
– 2
x
+ 5
D.
4
x
Hint
3.
Which of the following expressions is an example of a polynomial with powers of
x
in ascending order?
A.
x
+ 2
x
3
+ 5
x
4
B.
3
x
+ 5
x
3
– 7
x
4
– 3
C.
x
+ 2
x
3
– 2
x
2
– 5
x
4
D.
x
+ 1 – 6
x
3
+ 2
x
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
2
y
2
+
x
3
+ 2
y
3
– 5
x
y
4
B.
x
2
y
2
+ 2
y
3
+
x
3
– 5
x
y
4
C.
x
3
+
x
2
y
2
– 5
x
y
4
+ 2
y
3
D.
x
3
+
x
2
y
2
+ 2
y
3
– 5
x
y
4
Hint
5.
How can the following expression be described 3
x
2
+ 4
x
+ 5
x
– 3?
A.
polynomial other than these listed
B.
monomial
C.
trinomial
D.
binomial
Hint