EduSahara™ Assignment
Name : Polynomial Concepts
Chapter : Polynomials and Factorisation
Grade : SSC Grade IX
License : Non Commercial Use
Question
1
1.
Which of the following are polynomials?
a)
x
+
1
x
b)
x
2
+
1
x
2
c)
x
2
d)
(
x
+
y
)
e)
(
x
+
y
)
(
x
−
y
)
(i)
{c,d}
(ii)
{a,c}
(iii)
{e,a,c}
(iv)
{b,d}
(v)
{b,d,c}
Question
2
2.
Which of the following are not polynomials?
a)
(
2
x
+
6
y
)
(
9
x
−
8
y
)
b)
x
+
1
x
c)
100
x
2
d)
(
2
x
+
6
y
)
e)
(
18
x
2
+
38
x
y
−
48
y
2
)
(i)
{d,b,a}
(ii)
{e,c,a}
(iii)
{d,b}
(iv)
{a,b}
(v)
{c,a}
Question
3
3.
Which of the following are not polynomials?
a)
100
x
2
+
1
100
x
2
b)
100
x
2
c)
(
7
x
−
10
y
)
d)
(
4
x
+
10
y
)
e)
√x
(i)
{c,e,a}
(ii)
{a,e}
(iii)
{b,a}
(iv)
{d,b,a}
(v)
{c,e}
Question
4
4.
Which of the following are not polynomials?
a)
(
2
x
−
2
y
)
b)
(
5
x
+
9
y
)
(
2
x
−
2
y
)
c)
√x
d)
144
x
2
e)
(
10
x
2
+
8
x
y
−
18
y
2
)
(i)
{b,c}
(ii)
{a,b}
(iii)
{d,c,b}
(iv)
{d,c}
(v)
{e,a,b}
Question
5
5.
Which of the following are polynomials?
a)
(
x
+
y
)
(
x
−
y
)
b)
(
x
+
y
)
c)
x
2
d)
x
2
+
1
x
2
e)
x
+
1
x
(i)
{b,c}
(ii)
{d,c,b}
(iii)
{a,b}
(iv)
{d,c}
(v)
{e,a,b}
Question
6
6.
Which of the following are not polynomials?
a)
144
x
2
b)
(
3
x
+
6
y
)
(
7
x
−
8
y
)
c)
(
3
x
+
6
y
)
d)
x
+
1
x
e)
(
21
x
2
+
18
x
y
−
48
y
2
)
(i)
{e,a,b}
(ii)
{c,d}
(iii)
{a,b}
(iv)
{c,d,b}
(v)
{b,d}
Question
7
7.
Which of the following are not polynomials?
a)
√x
b)
(
x
+
11
y
)
c)
x
2
d)
(
3
x
−
6
y
)
e)
x
2
+
1
x
2
(i)
{b,a}
(ii)
{a,e}
(iii)
{c,e}
(iv)
{d,b,a}
(v)
{c,e,a}
Question
8
8.
Which of the following are not polynomials?
a)
(
2
x
−
12
y
)
b)
(
6
x
2
−
14
x
y
−
132
y
2
)
c)
√x
d)
100
x
2
e)
(
3
x
+
11
y
)
(
2
x
−
12
y
)
(i)
{d,a,c}
(ii)
{c,e}
(iii)
{a,c}
(iv)
{b,e,c}
(v)
{b,e}
Question
9
9.
The degree of the polynomial
(
−
9
m
+
1
)
is
(i)
2
(ii)
1
(iii)
3
(iv)
(-2)
(v)
0
Question
10
10.
The degree of the polynomial
(
−
2
m
2
−
4
m
+
7
)
is
(i)
2
(ii)
3
(iii)
4
(iv)
(-1)
(v)
1
Question
11
11.
The degree of the polynomial
(
−
6
d
4
+
d
3
+
d
2
)
is
(i)
5
(ii)
3
(iii)
4
(iv)
2
(v)
7
Question
12
12.
The degree of the polynomial
(
−
7
j
4
−
4
j
3
+
8
j
2
+
2
j
−
2
)
is
(i)
2
(ii)
5
(iii)
4
(iv)
3
(v)
7
Question
13
13.
The coefficient of term
y
in polynomial
(
−
3
y
−
4
)
is
(i)
-6
(ii)
-2
(iii)
-3
(iv)
-1
(v)
-4
Question
14
14.
The coefficient of term
x
in polynomial
(
8
x
2
+
2
x
−
3
)
is
(i)
5
(ii)
1
(iii)
3
(iv)
2
(v)
0
Question
15
15.
The constant term in polynomial
(
−
9
r
3
+
4
r
2
+
9
r
+
7
)
is
(i)
6
(ii)
4
(iii)
8
(iv)
7
(v)
10
Question
16
16.
The coefficient of term
m
4
in polynomial
(
7
m
4
+
6
m
3
+
9
m
2
−
2
m
−
5
)
is
(i)
9
(ii)
4
(iii)
8
(iv)
6
(v)
7
Question
17
17.
Which of the following algebraic expressions is a monomial?
(i)
(
−
r
4
−
2
r
3
−
3
r
2
)
(ii)
(
−
6
r
4
−
9
)
(iii)
(
4
r
4
−
7
r
3
−
9
r
2
−
r
+
4
)
(iv)
6
r
3
(v)
(
9
r
4
−
9
r
3
+
8
r
2
−
6
r
+
6
)
Question
18
18.
Which of the following algebraic expressions is a binomial?
(i)
(
−
6
q
4
+
8
q
3
+
9
q
2
−
2
q
+
7
)
(ii)
(
−
8
q
3
+
8
q
2
−
4
q
)
(iii)
(
3
q
3
−
9
q
)
(iv)
q
(v)
(
3
q
4
−
9
q
3
+
3
q
2
−
9
q
−
1
)
Question
19
19.
Which of the following algebraic expressions is a trinomial?
(i)
(
6
m
4
+
5
m
3
−
3
)
(ii)
(
−
m
3
−
3
m
2
)
(iii)
(
−
4
m
4
+
4
m
3
−
9
m
2
−
7
m
−
7
)
(iv)
(
−
8
m
3
)
(v)
(
−
3
m
4
+
m
3
−
m
2
−
6
m
−
8
)
Question
20
20.
Which of the following algebraic expressions is a constant polynomial?
(i)
(
−
7
z
2
)
(ii)
(
9
z
4
+
2
z
3
+
5
z
2
−
5
z
+
3
)
(iii)
(
−
2
z
4
+
7
z
3
−
1
)
(iv)
(
−
6
)
(v)
(
−
7
z
4
−
z
3
)
Question
21
21.
Which of the following algebraic expressions is a zero polynomial?
(i)
0
(ii)
(
6
n
4
−
8
n
3
)
(iii)
(
−
7
n
)
(iv)
(
9
n
4
−
4
n
2
−
4
n
)
(v)
(
2
n
4
+
5
n
3
−
5
n
2
+
9
n
+
8
)
Question
22
22.
Which of the following algebraic expressions is a constant polynomial?
(i)
(
3
j
5
+
4
j
4
−
4
j
2
+
4
j
−
5
)
(ii)
(
−
3
j
2
−
5
j
+
1
)
(iii)
(
j
3
+
j
2
−
8
j
−
5
)
(iv)
(
−
7
j
−
7
)
(v)
(
−
6
)
Question
23
23.
Which of the following algebraic expressions is a linear polynomial?
(i)
(
7
n
2
−
4
n
−
4
)
(ii)
8
(iii)
(
8
n
3
−
7
n
2
−
n
−
9
)
(iv)
(
n
+
7
)
(v)
(
−
6
n
5
−
6
n
4
−
3
n
2
−
4
n
−
3
)
Question
24
24.
Which of the following algebraic expressions is a quadratic polynomial?
(i)
(
−
3
e
2
+
3
e
+
4
)
(ii)
(
6
e
3
−
6
e
2
+
3
e
+
2
)
(iii)
(
−
6
e
+
2
)
(iv)
(
−
1
)
(v)
(
7
e
5
+
9
e
4
−
3
e
3
+
e
2
+
4
)
Question
25
25.
Which of the following algebraic expressions is a cubic polynomial?
(i)
(
2
x
3
−
4
x
2
−
4
x
−
1
)
(ii)
(
9
x
2
−
4
x
+
9
)
(iii)
(
−
5
x
5
−
x
4
−
5
x
3
−
3
x
2
−
x
)
(iv)
(
−
9
x
−
8
)
(v)
(
−
5
)
Question
26
26.
The degree of polynomial
(
−
5
i
j
+
i
+
9
j
+
4
)
is
(i)
1
(ii)
3
(iii)
2
(iv)
(-1)
(v)
5
Question
27
27.
The degree of polynomial
(
−
5
f
2
g
2
+
9
f
2
g
+
4
f
−
4
)
is
(i)
2
(ii)
6
(iii)
3
(iv)
4
(v)
5
Question
28
28.
The degree of polynomial
(
5
i
2
j
+
7
i
j
2
+
8
j
2
k
+
9
k
2
−
8
k
)
is
(i)
1
(ii)
6
(iii)
2
(iv)
3
(v)
4
Question
29
29.
The degree of polynomial
(
−
w
3
x
2
−
8
w
3
x
y
2
−
8
w
3
+
2
w
2
x
2
+
8
w
x
3
+
4
w
x
y
2
−
6
x
2
)
is
(i)
5
(ii)
8
(iii)
4
(iv)
7
(v)
6
Question
30
30.
The constant term in polynomial
(
9
n
o
+
9
n
−
6
o
−
3
)
is
(i)
-2
(ii)
-6
(iii)
-3
(iv)
-4
(v)
-1
Question
31
31.
The constant term in polynomial
(
4
k
2
−
2
k
l
2
−
7
k
l
−
4
)
is
(i)
-4
(ii)
-6
(iii)
-3
(iv)
-2
(v)
-5
Question
32
32.
The coefficient of term
c
d
in polynomial
(
2
b
c
2
d
−
b
+
9
c
d
−
4
d
2
−
7
d
)
is
(i)
8
(ii)
9
(iii)
10
(iv)
11
(v)
6
Question
33
33.
The coefficient of term
h
2
i
2
j
3
in polynomial
(
−
h
3
i
j
3
−
6
h
2
i
2
j
3
−
7
h
2
i
2
j
+
2
h
i
3
j
2
−
5
h
i
+
3
i
3
j
+
8
i
j
3
)
is
(i)
-5
(ii)
-8
(iii)
-7
(iv)
-6
(v)
-4
Question
34
34.
Which of the following algebraic expressions is a monomial?
(i)
(
−
9
d
3
e
2
+
d
e
3
f
2
−
8
e
)
(ii)
(
−
9
d
3
e
f
3
−
2
d
e
2
)
(iii)
9
d
3
e
f
(iv)
(
−
4
e
3
f
−
7
e
2
+
6
e
f
3
−
8
f
2
)
(v)
(
−
3
d
2
e
3
+
7
d
e
2
f
3
+
8
d
e
f
−
8
e
2
f
)
Question
35
35.
Which of the following algebraic expressions is a binomial?
(i)
(
7
a
3
b
c
3
−
7
a
2
+
8
b
c
3
)
(ii)
(
6
b
3
c
−
3
b
2
)
(iii)
(
−
3
a
3
b
3
c
2
)
(iv)
(
−
2
a
2
b
2
−
5
a
b
3
c
2
−
7
a
b
2
c
+
6
b
c
)
(v)
(
9
a
3
b
2
c
2
+
8
a
3
+
8
a
2
b
2
c
+
8
b
2
c
2
)
Question
36
36.
Which of the following algebraic expressions is a trinomial?
(i)
(
3
l
2
−
2
l
m
3
n
−
8
m
3
n
2
+
9
m
2
n
2
)
(ii)
(
2
l
m
n
3
+
7
l
)
(iii)
(
2
l
3
m
3
n
3
+
3
l
3
n
3
+
3
m
−
7
n
2
)
(iv)
(
−
7
l
2
m
2
n
2
)
(v)
(
−
5
l
3
m
2
n
3
−
8
l
2
m
n
2
+
7
m
n
3
)
Question
37
37.
Which of the following algebraic expressions is a constant polynomial?
(i)
(
−
9
e
f
g
2
)
(ii)
3
(iii)
(
−
9
e
3
f
g
3
+
2
f
2
g
)
(iv)
(
5
e
3
f
+
3
e
f
2
g
3
−
7
f
g
3
)
(v)
(
−
6
e
3
f
3
−
5
e
2
f
3
g
3
−
5
e
2
f
3
g
2
−
2
e
f
2
)
Question
38
38.
Which of the following algebraic expressions is a zero polynomial?
(i)
4
j
k
l
2
(ii)
(
−
9
j
2
k
2
l
−
j
k
2
l
−
4
j
l
2
)
(iii)
(
−
4
j
3
k
3
−
5
k
2
l
3
)
(iv)
(
−
7
j
2
l
3
+
j
k
3
l
+
7
k
2
l
2
+
9
k
2
l
)
(v)
0
Question
39
39.
Which of the following are true?
a)
A binomial may have degree 3
b)
Degree of zero polynomial is zero
c)
Every polynomial is a binomial
d)
A binomial has two and only two terms
e)
π
r
2
is a monomial
(i)
{c,d}
(ii)
{b,c,e}
(iii)
{a,d,e}
(iv)
{b,a,d}
(v)
{b,a}
Assignment Key
1) (i)
2) (iv)
3) (ii)
4) (i)
5) (i)
6) (v)
7) (ii)
8) (ii)
9) (ii)
10) (i)
11) (iii)
12) (iii)
13) (iii)
14) (iv)
15) (iv)
16) (v)
17) (iv)
18) (iii)
19) (i)
20) (iv)
21) (i)
22) (v)
23) (iv)
24) (i)
25) (i)
26) (iii)
27) (iv)
28) (iv)
29) (v)
30) (iii)
31) (i)
32) (ii)
33) (iv)
34) (iii)
35) (ii)
36) (v)
37) (ii)
38) (v)
39) (iii)
