1.
The sum of one or more monomials is called a ______.
A.
binomial
B.
polynomial
C.
multinomial
D.
trinomial
Hint
2.
The expression
is _____.
A.
a polynomial, because it has one or more terms
B.
not a polynomial, because
is not a monomial
C.
not a polynomial, because two terms are negative
D.
a trinomial, because it has three terms
Hint
3.
The degree of the polynomial -4
b
2
c
2
+ 5
ac
5
-
abc
is ______.
A.
3
B.
6
C.
13
D.
4
Hint
4.
Arrange the terms of the polynomial -2
x
+ 3
x
3
- 5 + 6
x
2
so that the powers of
x
are in descending order.
A.
-5 - 2
x
+ 6
x
2
+ 3
x
3
B.
5 - 2
x
+ 6
x
2
+ 3
x
3
C.
3
x
3
+ 6
x
2
- 2
x
- 5
D.
-2
x
+ 3
x
3
+ 6
x
2
- 5
Hint
5.
Find the degree of the polynomial 22
x
5
y
+ 13
x
7
+ 4
x
y
5
+
x
4
y
5
.
A.
22
B.
7
C.
9
D.
13
Hint