EduSahara™ Assignment
Name : Polynomials Miscellaneous
Chapter : Polynomials
Grade : CBSE Grade X
License : Non Commercial Use
Question
1
1.
The degree of the polynomial
(
5
d
−
1
)
is
(i)
1
(ii)
0
(iii)
2
(iv)
4
(v)
(-2)
Question
2
2.
The degree of the polynomial
(
−
4
p
2
+
9
p
−
8
)
is
(i)
1
(ii)
2
(iii)
0
(iv)
5
(v)
3
Question
3
3.
The degree of the polynomial
(
−
q
2
−
5
q
+
3
)
is
(i)
2
(ii)
4
(iii)
1
(iv)
(-1)
(v)
3
Question
4
4.
The degree of the polynomial
(
7
t
5
−
7
t
4
−
2
t
3
+
7
t
2
+
9
t
)
is
(i)
5
(ii)
6
(iii)
7
(iv)
4
(v)
2
Question
5
5.
Which of the following algebraic expressions is a constant polynomial?
(i)
(
3
w
2
−
7
w
+
7
)
(ii)
(
−
3
w
5
+
6
w
4
+
5
w
3
−
8
w
2
−
1
)
(iii)
(
2
w
−
2
)
(iv)
(
−
5
w
3
+
7
w
2
+
8
w
+
4
)
(v)
(
−
6
)
Question
6
6.
Which of the following algebraic expressions is a linear polynomial?
(i)
(
−
4
)
(ii)
(
2
r
3
+
6
r
2
+
7
r
−
4
)
(iii)
(
3
r
−
2
)
(iv)
(
−
5
r
2
+
4
r
−
7
)
(v)
(
−
4
r
5
−
r
4
−
8
r
3
+
2
r
+
8
)
Question
7
7.
Which of the following algebraic expressions is a quadratic polynomial?
(i)
(
3
k
2
−
9
k
−
5
)
(ii)
(
−
8
k
5
+
k
4
−
8
k
3
−
7
k
+
4
)
(iii)
4
(iv)
(
3
k
3
+
k
2
−
5
k
−
4
)
(v)
(
k
−
8
)
Question
8
8.
Which of the following algebraic expressions is a cubic polynomial?
(i)
(
−
5
z
3
−
4
z
2
+
7
z
+
5
)
(ii)
(
−
2
z
2
+
2
z
+
8
)
(iii)
(
−
z
+
6
)
(iv)
(
5
z
4
+
7
z
3
+
4
z
2
−
5
z
+
4
)
(v)
(
−
9
)
Question
9
9.
The value of the polynomial
(
5
n
−
8
)
at
n
=
1
is
(i)
-4
(ii)
-2
(iii)
-6
(iv)
-3
(v)
-1
Question
10
10.
The value of the polynomial
(
−
5
m
2
−
6
m
+
4
)
at
m
=
(-3)
is
(i)
-23
(ii)
-22
(iii)
-24
(iv)
-25
(v)
-21
Question
11
11.
The value of the polynomial
(
−
4
a
3
−
4
a
2
+
5
)
at
a
=
(-2)
is
(i)
22
(ii)
18
(iii)
21
(iv)
20
(v)
24
Question
12
12.
The value of the polynomial
(
−
8
h
4
−
2
h
3
+
6
h
2
−
7
h
+
1
)
at
h
=
(-2)
is
(i)
-72
(ii)
-73
(iii)
-70
(iv)
-76
(v)
-74
Question
13
13.
Which of the following are true?
a)
If (x + a) is a factor of f(x), then f(a) = 0
b)
Zero of a polynomial and root of the polynomial are synonymous
c)
If (x - a) is a factor of f(x), then f(a) = 0
d)
A polynomial of degree n has atmost n zeros
e)
Zero of a polynomial is the value of the variable for which the polynomial value is zero
f)
Zero of a polynomial and zero polynomial are synonymous
g)
A linear polynomial in one variable has only one root
(i)
{f,c}
(ii)
{a,b}
(iii)
{a,f,d}
(iv)
{b,c,d,e,g}
(v)
{a,e,g}
Question
14
14.
Which of the following are true?
a)
Every polynomial is a binomial
b)
A binomial has two and only two terms
c)
Degree of zero polynomial is zero
d)
π
r
2
is a monomial
e)
A binomial may have degree 3
(i)
{b,d,e}
(ii)
{a,b}
(iii)
{c,d}
(iv)
{a,c,e}
(v)
{a,b,d}
Question
15
15.
Which of the following are polynomials?
a)
x
2
b)
(
x
+
y
)
(
x
−
y
)
c)
(
x
+
y
)
d)
x
2
+
1
x
2
e)
x
+
1
x
(i)
{a,c}
(ii)
{b,a}
(iii)
{e,b,a}
(iv)
{d,c}
(v)
{d,c,a}
Question
16
16.
Which of the following are not polynomials?
a)
144
x
2
b)
(
6
x
+
11
y
)
(
3
x
−
10
y
)
c)
(
6
x
+
11
y
)
d)
x
+
1
x
e)
(
18
x
2
−
27
x
y
−
110
y
2
)
(i)
{a,b}
(ii)
{e,a,b}
(iii)
{c,d,b}
(iv)
{c,d}
(v)
{b,d}
Question
17
17.
Which of the following are not polynomials?
a)
(
6
x
+
7
y
)
b)
100
x
2
c)
(
5
x
−
7
y
)
d)
100
x
2
+
1
100
x
2
e)
√x
(i)
{b,e}
(ii)
{d,e}
(iii)
{b,e,d}
(iv)
{a,d}
(v)
{c,a,d}
Question
18
18.
Which of the following are not polynomials?
a)
81
x
2
b)
(
9
x
−
3
y
)
c)
√x
d)
(
99
x
2
+
39
x
y
−
24
y
2
)
e)
(
11
x
+
8
y
)
(
9
x
−
3
y
)
(i)
{a,c}
(ii)
{b,e,c}
(iii)
{c,e}
(iv)
{d,a,c}
(v)
{b,e}
Question
19
19.
Given
f
(
j
)
=
(
−
9
j
−
8
)
,
find
f
(
(-4)
)
(i)
29
(ii)
25
(iii)
27
(iv)
31
(v)
28
Question
20
20.
Given
f
(
t
)
=
(
−
8
t
2
+
7
t
−
1
)
,
find
f
(
(-5)
)
(i)
-234
(ii)
-235
(iii)
-237
(iv)
-238
(v)
-236
Question
21
21.
Given
f
(
u
)
=
(
−
8
u
3
−
5
u
2
−
6
)
,
find
f
(
(-2)
)
(i)
36
(ii)
39
(iii)
38
(iv)
41
(v)
37
Question
22
22.
Given
f
(
r
)
=
(
−
4
r
4
+
9
r
3
−
6
r
2
+
9
r
+
1
)
,
find
f
(
(-3)
)
(i)
-648
(ii)
-647
(iii)
-650
(iv)
-646
(v)
-645
Assignment Key
1) (i)
2) (ii)
3) (i)
4) (i)
5) (v)
6) (iii)
7) (i)
8) (i)
9) (iv)
10) (i)
11) (iii)
12) (ii)
13) (iv)
14) (i)
15) (i)
16) (v)
17) (ii)
18) (iii)
19) (v)
20) (v)
21) (iii)
22) (ii)
