1.
The sum or difference of monomials is called a ________.
A.
binomial
B.
constant
C.
polynomial
D.
trinomial
Hint
2.
Find the value of -3
xy
2
- 5
y
+ 4
x
if
x
= -2 and
y
= 4.
A.
-4
B.
-76
C.
68
D.
44
Hint
3.
Find the degree of
m
3
+ 3
m
2
n
2
+ 6
mn
4
+ 3
mn
+
n
3
.
A.
4
B.
3
C.
5
D.
6
Hint
4.
Evaluate 5
r
2
s
- 8
rs
+ 2
rs
3
, if
r
= 4 and
s
= -3.
A.
360
B.
-120
C.
-360
D.
72
Hint
5.
Determine the degree of the polynomial 2
x
3
y
2
z
+ 3
xy
2
z
3
- 4
x
3
y
3
z
.
A.
6
B.
9
C.
8
D.
7
Hint