1.
Which expression is a binomial?
A.
B.
-3
xy
C.
5
x
2
y
+ 4
x
– 6
D.
5
x
- 2
Hint
2.
Which of the following expressions is an example of a polynomial with powers of
x
in ascending order?
A.
x
+ 2
x
3
– 2
x
2
– 5
x
4
B.
x
+ 2
x
3
+ 5
x
4
C.
x
+ 1 – 6
x
3
+ 2
x
4
D.
3
x
+ 5
x
3
– 7
x
4
– 3
Hint
3.
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
+ 2
y
3
– 5
x
y
4
B.
x
3
+
x
2
y
2
– 5
x
y
4
+ 2
y
3
C.
x
2
y
2
+ 2
y
3
+
x
3
– 5
x
y
4
D.
x
2
y
2
+
x
3
+ 2
y
3
– 5
x
y
4
Hint
4.
Which pair of terms are
like
terms?
A.
B.
C.
D.
Hint
5.
Which pair of terms are
unlike
terms?
A.
B.
3
r
3
t
2
, -3
r
3
t
2
C.
D.
Hint