EduSahara™ Worksheet
Name : Chapter Based Worksheet
Chapter : Algebraic Expressions and Identities
Grade : CBSE Grade VIII
License : Non Commercial Use
Question
1
1.
The value of
(
−
6
y
2
+
5
y
+
3
)
✕
(
6
y
2
−
3
y
−
1
)
is
(i)
(
−
37
y
4
+
48
y
3
+
9
y
2
−
14
y
−
3
)
(ii)
(
−
39
y
4
+
48
y
3
+
9
y
2
−
14
y
−
3
)
(iii)
(
−
35
y
4
+
48
y
3
+
9
y
2
−
14
y
−
3
)
(iv)
(
−
33
y
4
+
48
y
3
+
9
y
2
−
14
y
−
3
)
(v)
(
−
36
y
4
+
48
y
3
+
9
y
2
−
14
y
−
3
)
Question
2
2.
The value of
4
r
2
s
2
t
2
−
(
−
7
r
2
s
2
t
2
)
is
(i)
12
r
2
s
2
t
2
(ii)
10
r
2
s
2
t
2
(iii)
9
r
2
s
2
t
2
(iv)
11
r
2
s
2
t
2
(v)
14
r
2
s
2
t
2
Question
3
3.
(
3
a
+
3
2
b
)
(
3
a
−
3
2
b
)
(i)
(
8
a
2
−
9
4
b
2
)
(ii)
(
9
a
2
−
9
4
b
2
)
(iii)
(
9
a
2
−
11
4
b
2
)
(iv)
(
10
a
2
−
9
4
b
2
)
(v)
(
9
a
2
−
7
4
b
2
)
Question
4
4.
Which of the following terms can be subtracted from
4
a
b
?
(i)
6
a
b
(ii)
(
−
6
a
c
)
(iii)
(
−
1
)
(iv)
(
−
2
c
)
(v)
3
a
Question
5
5.
The value of
(
−
2
x
+
9
)
−
(
−
6
x
+
5
)
is
(i)
(
x
+
4
)
(ii)
(
4
x
+
4
)
(iii)
(
3
x
+
4
)
(iv)
(
6
x
+
4
)
(v)
(
5
x
+
4
)
Question
6
6.
The product of the terms
(
−
4
)
,
(
−
4
)
,
(
−
5
)
,
(
−
5
)
,
5
is
(i)
2000
(ii)
1998
(iii)
1999
(iv)
2002
(v)
2001
Question
7
7.
The value of
(
9
p
2
+
8
p
)
✕
(
4
p
2
+
8
p
)
✕
(
−
5
p
−
7
)
is
(i)
(
−
178
p
5
−
772
p
4
−
1048
p
3
−
448
p
2
)
(ii)
(
−
181
p
5
−
772
p
4
−
1048
p
3
−
448
p
2
)
(iii)
(
−
179
p
5
−
772
p
4
−
1048
p
3
−
448
p
2
)
(iv)
(
−
180
p
5
−
772
p
4
−
1048
p
3
−
448
p
2
)
(v)
(
−
183
p
5
−
772
p
4
−
1048
p
3
−
448
p
2
)
Question
8
8.
The product of the terms
(
−
5
)
,
4
j
,
(
−
4
j
)
,
2
,
2
is
(i)
323
j
2
(ii)
321
j
2
(iii)
319
j
2
(iv)
318
j
2
(v)
320
j
2
Question
9
9.
The value of
(
2
x
−
9
)
✕
(
−
3
x
−
3
)
is
(i)
(
−
7
x
2
+
21
x
+
27
)
(ii)
(
−
4
x
2
+
21
x
+
27
)
(iii)
(
−
5
x
2
+
21
x
+
27
)
(iv)
(
−
6
x
2
+
21
x
+
27
)
(v)
(
−
9
x
2
+
21
x
+
27
)
Question
10
10.
The value of
3
5
f
5
−
1
4
f
5
−
4
5
f
5
is
(i)
(
−
11
20
f
5
)
(ii)
(
−
9
20
f
5
)
(iii)
(
−
7
20
f
5
)
(iv)
(
−
9
22
f
5
)
(v)
(
−
1
2
f
5
)
Question
11
11.
Which of the following algebraic expressions is a binomial?
(i)
(
5
h
3
i
j
−
9
i
j
3
)
(ii)
(
6
h
3
i
j
3
−
6
h
3
j
+
7
h
2
i
2
j
+
3
i
3
j
)
(iii)
(
2
h
3
j
3
−
h
2
i
2
j
2
+
1
)
(iv)
(
4
h
3
i
2
+
8
h
3
j
+
5
h
2
i
3
j
2
−
4
h
2
j
)
(v)
2
h
i
2
j
3
Question
12
12.
The value of
500
2
3
✕
500
3
4
is
(i)
250708
5
8
(ii)
250709
1
6
(iii)
250709
1
4
(iv)
250708
5
6
(v)
250708
1
2
Question
13
13.
The value of
208
✕
191
is
(i)
39725
(ii)
39730
(iii)
39727
(iv)
39729
(v)
39728
Question
14
14.
The value of
(
−
6
w
4
)
+
7
w
4
+
(
−
4
w
4
)
+
w
4
is
(i)
(
−
5
w
4
)
(ii)
(
−
2
w
4
)
(iii)
(
−
w
4
)
(iv)
0
(v)
(
−
3
w
4
)
Question
15
15.
Which of the following terms can be added to
8
j
3
?
(i)
(
−
7
j
4
)
(ii)
(
−
5
j
)
(iii)
(
−
5
)
(iv)
5
j
3
(v)
(
−
5
j
2
)
Question
16
16.
The value of
192
✕
198
is
(i)
38019
(ii)
38017
(iii)
38015
(iv)
38016
(v)
38013
Question
17
17.
Which of the following algebraic expressions is a zero polynomial?
(i)
2
j
4
(ii)
(
−
4
j
4
+
3
j
3
+
8
j
2
+
9
j
−
6
)
(iii)
(
7
j
4
+
2
j
−
3
)
(iv)
(
2
j
−
5
)
(v)
0
Question
18
18.
The value of
43
✕
43
is
(i)
1848
(ii)
1849
(iii)
1850
(iv)
1847
(v)
1852
Question
19
19.
The value of
(
−
4
o
p
)
+
3
o
p
is
(i)
(
−
3
o
p
)
(ii)
(
−
o
p
)
(iii)
2
o
p
(iv)
0
(v)
(
−
2
o
p
)
Question
20
20.
Which of the following algebraic expressions is a trinomial?
(i)
(
−
2
a
b
3
−
4
a
b
c
2
)
(ii)
(
−
8
a
2
c
3
+
6
b
2
c
+
6
c
)
(iii)
a
3
b
3
c
2
(iv)
(
6
a
3
b
−
2
a
c
2
+
b
3
+
6
c
)
(v)
(
4
a
b
2
c
−
4
a
+
4
b
c
3
−
4
c
3
)
Question
21
21.
The value of
806
✕
806
is
(i)
649636
(ii)
649635
(iii)
649633
(iv)
649639
(v)
649637
Question
22
22.
Which of the following terms can be added to
(
−
5
z
4
)
?
(i)
4
z
4
(ii)
(
−
5
z
)
(iii)
(
−
6
z
2
)
(iv)
9
z
3
(v)
8
Question
23
23.
Which of the following terms can be subtracted from
(
−
4
p
2
r
2
)
?
(i)
(
−
4
p
2
q
2
r
2
)
(ii)
7
p
2
q
2
r
(iii)
p
q
2
r
(iv)
p
2
r
2
(v)
(
−
q
r
2
)
Question
24
24.
The value of
1
2
c
d
e
+
1
3
c
d
e
is
(i)
5
4
c
d
e
(ii)
5
8
c
d
e
(iii)
5
6
c
d
e
(iv)
1
2
c
d
e
(v)
7
6
c
d
e
Question
25
25.
Which of the following terms can be added to
(
−
9
h
g
i
2
)
?
(i)
(
−
9
g
h
i
2
)
(ii)
(
−
9
g
2
h
i
)
(iii)
(
−
2
g
2
h
i
2
)
(iv)
g
h
2
i
2
(v)
(
−
4
g
2
h
2
i
2
)
Assignment Key
1) (v)
2) (iv)
3) (ii)
4) (i)
5) (ii)
6) (i)
7) (iv)
8) (v)
9) (iv)
10) (ii)
11) (i)
12) (iv)
13) (v)
14) (ii)
15) (iv)
16) (iv)
17) (v)
18) (ii)
19) (ii)
20) (ii)
21) (i)
22) (i)
23) (iv)
24) (iii)
25) (i)
