EduSahara™ Assignment
Name : Algebraic Expression Concepts
Chapter : Algebraic Expressions
Grade : CBSE Grade VII
License : Non Commercial Use
Question
1
1.
The constant term in polynomial
(
−
u
+
6
)
is
(i)
5
(ii)
7
(iii)
3
(iv)
6
(v)
8
Question
2
2.
The constant term in polynomial
(
m
2
+
5
m
+
9
)
is
(i)
11
(ii)
9
(iii)
8
(iv)
10
(v)
7
Question
3
3.
The constant term in polynomial
(
8
z
3
+
4
z
2
−
4
z
+
5
)
is
(i)
6
(ii)
2
(iii)
4
(iv)
8
(v)
5
Question
4
4.
The coefficient of term
b
in polynomial
(
4
b
4
+
3
b
3
+
8
b
2
−
6
b
+
6
)
is
(i)
-4
(ii)
-6
(iii)
-7
(iv)
-5
(v)
-9
Question
5
5.
Which of the following algebraic expressions is a monomial?
(i)
(
−
4
r
3
)
(ii)
(
r
4
−
r
3
−
r
2
+
4
r
+
2
)
(iii)
(
−
r
4
+
4
r
2
+
9
)
(iv)
(
−
9
r
4
+
7
)
(v)
(
8
r
4
+
3
r
3
+
7
r
2
−
9
r
+
7
)
Question
6
6.
Which of the following algebraic expressions is a binomial?
(i)
(
−
q
4
)
(ii)
(
2
q
3
−
5
)
(iii)
(
−
3
q
4
+
9
q
3
−
9
q
2
−
2
q
−
1
)
(iv)
(
2
q
4
−
6
q
3
+
7
q
2
−
q
−
2
)
(v)
(
3
q
4
+
9
q
2
−
q
)
Question
7
7.
Which of the following algebraic expressions is a trinomial?
(i)
(
−
2
m
3
−
7
m
2
)
(ii)
(
−
4
m
2
)
(iii)
(
−
4
m
4
+
5
m
3
+
7
)
(iv)
(
−
8
m
4
−
2
m
3
−
3
m
2
−
6
m
+
3
)
(v)
(
−
6
m
4
−
7
m
3
−
2
m
2
−
5
m
+
6
)
Question
8
8.
Which of the following algebraic expressions is a constant polynomial?
(i)
2
(ii)
(
6
u
4
−
6
u
3
−
6
u
2
−
6
u
+
6
)
(iii)
6
u
2
(iv)
(
−
7
u
3
−
3
u
2
+
2
u
)
(v)
(
3
u
3
+
2
)
Question
9
9.
Which of the following algebraic expressions is a zero polynomial?
(i)
0
(ii)
3
h
4
(iii)
(
2
h
4
+
6
h
−
6
)
(iv)
(
−
h
4
−
9
h
3
−
6
h
2
+
h
−
4
)
(v)
(
2
h
2
+
3
)
Question
10
10.
The coefficient of term
j
k
in polynomial
(
9
j
k
−
6
j
+
3
k
−
2
)
is
(i)
7
(ii)
10
(iii)
9
(iv)
8
(v)
12
Question
11
11.
The coefficient of term
p
in polynomial
(
8
p
2
q
+
3
p
q
2
+
10
p
−
8
q
2
)
is
(i)
8
(ii)
10
(iii)
13
(iv)
9
(v)
11
Question
12
12.
The constant term in polynomial
(
7
g
2
i
2
−
5
g
2
−
9
g
i
2
−
5
i
−
9
)
is
(i)
-9
(ii)
-8
(iii)
-10
(iv)
-12
(v)
-6
Question
13
13.
The coefficient of term
r
s
3
t
in polynomial
(
−
6
r
3
s
2
t
+
8
r
3
s
2
+
3
r
3
t
3
+
2
r
3
t
2
−
r
2
s
2
+
2
r
2
s
−
3
r
s
3
t
)
is
(i)
-6
(ii)
-2
(iii)
-4
(iv)
-1
(v)
-3
Question
14
14.
Which of the following algebraic expressions is a monomial?
(i)
(
2
p
3
q
3
r
+
6
p
q
r
3
+
6
q
2
r
3
)
(ii)
(
−
6
p
2
q
2
r
+
6
p
2
r
−
8
p
q
3
r
2
−
5
p
q
)
(iii)
(
9
p
q
2
r
−
8
q
r
3
)
(iv)
(
−
p
2
q
3
+
9
p
2
−
4
q
2
r
+
6
q
2
)
(v)
9
p
3
q
r
3
Question
15
15.
Which of the following algebraic expressions is a binomial?
(i)
(
−
7
h
3
i
2
j
3
+
9
h
3
i
+
5
h
3
j
+
8
h
2
i
2
j
2
)
(ii)
(
2
h
3
i
3
+
h
3
i
2
j
−
5
h
2
j
)
(iii)
4
h
i
3
j
3
(iv)
(
2
h
i
3
j
+
8
h
i
+
7
i
2
j
2
+
9
i
2
j
)
(v)
(
6
h
i
2
−
7
i
2
j
)
Question
16
16.
Which of the following algebraic expressions is a trinomial?
(i)
(
8
f
3
g
h
2
+
6
f
g
3
h
3
)
(ii)
f
g
3
h
2
(iii)
(
7
f
3
g
3
h
3
+
7
f
2
h
2
+
2
f
g
3
h
3
+
8
g
3
h
)
(iv)
(
−
f
2
g
3
h
+
f
2
g
3
+
9
f
g
3
)
(v)
(
−
4
f
3
g
3
h
3
+
9
f
2
g
2
+
8
f
h
3
+
9
g
2
h
3
)
Question
17
17.
Which of the following algebraic expressions is a constant polynomial?
(i)
(
p
3
q
2
r
2
+
9
p
2
r
+
9
p
q
r
2
+
9
q
3
r
2
)
(ii)
(
−
p
2
q
3
r
2
)
(iii)
1
(iv)
(
2
p
2
q
2
r
−
4
p
q
3
r
2
)
(v)
(
−
3
p
q
2
r
2
+
2
p
q
+
q
2
r
2
)
Question
18
18.
Which of the following algebraic expressions is a zero polynomial?
(i)
0
(ii)
5
l
m
3
n
(iii)
(
5
l
3
m
2
n
2
+
8
l
m
n
3
+
2
m
3
)
(iv)
(
−
l
m
3
n
3
+
l
m
2
n
)
(v)
(
l
3
m
3
n
3
+
9
l
3
m
2
n
2
+
2
l
2
n
3
−
3
l
n
)
Question
19
19.
Which of the following is a factor of
34
x
4
y
z
?
(i)
2
x
4
z
2
(ii)
2
x
3
z
(iii)
x
5
z
(iv)
2
x
3
y
2
z
(v)
2
x
3
z
2
Question
20
20.
Which of the following is not a factor of
21
x
2
y
4
z
?
(i)
7
x
2
y
3
z
(ii)
7
x
y
4
z
(iii)
7
y
3
(iv)
7
x
3
y
5
z
(v)
7
x
2
y
4
Question
21
21.
Which of the following is an irreducible factor of
13
x
4
y
4
z
2
?
(i)
x
2
y
(ii)
z
(iii)
x
2
y
4
z
2
(iv)
x
z
2
(v)
y
4
z
Assignment Key
1) (iv)
2) (ii)
3) (v)
4) (ii)
5) (i)
6) (ii)
7) (iii)
8) (i)
9) (i)
10) (iii)
11) (ii)
12) (i)
13) (v)
14) (v)
15) (v)
16) (iv)
17) (iii)
18) (i)
19) (ii)
20) (iv)
21) (ii)
