1.
Which expression is a binomial?
A.
B.
-3
xy
C.
5
x
- 2
D.
5
x
2
y
+ 4
x
– 6
Hint
2.
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.
4
x
2
y
3
+ 3
x
3
y
2
- 2
x
4
y
+ 2
xy
– 3
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.
-3 - 2
x
4
y
+ 3
x
3
y
2
+ 4
x
2
y
3
+ 2
xy
Hint
3.
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.
4
x
B.
x
2
– 2
x
+ 5
C.
x
2
– 10
x
D.
x
2
– 5
x
Hint
4.
How can the following expression be described 3
x
2
+ 4
x
+ 5
x
– 3?
A.
polynomial other than these listed
B.
trinomial
C.
binomial
D.
monomial
Hint
5.
Which pair of terms are
unlike
terms?
A.
3
r
3
t
2
, -3
r
3
t
2
B.
C.
D.
Hint