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Class VI
Class VII
Class VIII
Class IX
Class X
ICSE Grade VII - Algebraic Expressions
Question
1
1.
The value of
9
n
−
7
n
is
4
n
3
n
0
2
n
n
Question
2
2.
The value of
1
4
f
✕
1
3
f
✕
1
2
g
✕
1
2
is
(
−
1
48
f
2
g
)
1
50
f
2
g
1
48
f
2
g
1
46
f
2
g
1
16
f
2
g
Question
3
3.
The sum of the terms
9
,
5
p
,
(
−
8
p
)
,
4
,
(
−
6
p
)
is
(
−
9
p
+
13
)
(
−
8
p
+
13
)
(
−
9
p
+
15
)
(
−
10
p
+
13
)
(
−
9
p
+
11
)
Question
4
4.
The value of
(
−
2
o
−
7
p
+
7
)
+
(
−
4
o
p
−
4
p
−
3
)
is
(
−
3
o
p
−
2
o
−
11
p
+
4
)
(
−
4
o
p
−
5
o
−
11
p
+
4
)
(
−
5
o
p
−
2
o
−
11
p
+
4
)
(
−
4
o
p
+
o
−
11
p
+
4
)
(
−
4
o
p
−
2
o
−
11
p
+
4
)
Question
5
5.
Which of the following algebraic expressions is a zero polynomial?
8
l
2
m
n
(
−
6
l
−
8
m
3
n
2
−
8
n
3
−
6
n
2
)
(
−
7
l
2
m
2
n
+
8
l
m
3
n
+
9
m
2
n
3
)
0
(
6
l
2
m
+
5
l
2
n
)
Question
6
6.
The value of
(
−
3
j
2
)
✕
(
−
2
j
2
)
is
6
j
4
5
j
4
4
j
4
9
j
4
7
j
4
Question
7
7.
The value of
(
−
e
)
+
2
e
+
(
−
4
e
)
+
5
e
is
5
e
3
e
(
−
e
)
2
e
e
Question
8
8.
The value of
1
3
m
n
o
2
✕
1
5
m
n
2
o
is
(
−
1
15
m
2
n
3
o
3
)
1
13
m
2
n
3
o
3
1
5
m
2
n
3
o
3
1
17
m
2
n
3
o
3
1
15
m
2
n
3
o
3
Question
9
9.
The product of the terms
(
−
b
c
)
,
c
d
,
(
−
4
)
,
1
,
4
is
17
b
c
2
d
14
b
c
2
d
15
b
c
2
d
18
b
c
2
d
16
b
c
2
d
Question
10
10.
(
9
x
4
+
3
x
3
−
102
x
2
+
120
x
)
÷
(
9
x
2
−
33
x
+
30
)
(
x
2
+
3
x
)
(
x
2
+
4
x
)
(
−
x
2
+
4
x
)
(
x
2
−
4
x
)
(
x
2
+
5
x
)
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