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Class VI
Class VII
Class VIII
Class IX
Class X
ICSE Grade VI - Operations on Algebraic Expressions
Question
1
1.
The value of
(
−
7
g
h
+
7
)
✕
(
−
4
g
h
−
5
h
)
is
(
27
g
2
h
2
+
35
g
h
2
−
28
g
h
−
35
h
)
(
29
g
2
h
2
+
35
g
h
2
−
28
g
h
−
35
h
)
(
28
g
2
h
2
+
37
g
h
2
−
28
g
h
−
35
h
)
(
28
g
2
h
2
+
35
g
h
2
−
28
g
h
−
35
h
)
(
28
g
2
h
2
+
32
g
h
2
−
28
g
h
−
35
h
)
Question
2
2.
The value of
5
(
2
p
q
−
4
p
)
is
(
10
p
q
−
17
p
)
(
10
p
q
−
20
p
)
(
10
p
q
−
22
p
)
(
11
p
q
−
20
p
)
(
9
p
q
−
20
p
)
Question
3
3.
The value of
(
−
k
)
✕
8
m
✕
8
k
l
m
✕
(
−
6
)
is
384
k
2
l
m
2
387
k
2
l
m
2
385
k
2
l
m
2
381
k
2
l
m
2
383
k
2
l
m
2
Question
4
4.
The value of
1
2
q
r
✕
1
3
q
✕
1
3
q
r
✕
4
5
is
0
2
47
q
3
r
2
2
45
q
3
r
2
4
45
q
3
r
2
2
43
q
3
r
2
Question
5
5.
Which of the following is a like term of
p
2
q
?
9
p
2
q
(
−
p
2
q
2
r
)
2
p
q
r
(
−
3
p
2
r
2
)
4
p
2
q
2
r
2
Question
6
6.
The value of
(
7
h
i
j
−
8
h
i
−
9
h
j
)
−
(
5
h
j
−
3
h
−
9
i
)
is
(
7
h
i
j
−
5
h
i
−
14
h
j
+
3
h
+
9
i
)
(
8
h
i
j
−
8
h
i
−
14
h
j
+
3
h
+
9
i
)
(
7
h
i
j
−
10
h
i
−
14
h
j
+
3
h
+
9
i
)
(
6
h
i
j
−
8
h
i
−
14
h
j
+
3
h
+
9
i
)
(
7
h
i
j
−
8
h
i
−
14
h
j
+
3
h
+
9
i
)
Question
7
7.
The value of
1
2
r
s
−
3
5
r
s
−
4
5
r
s
−
1
3
r
s
is
(
−
13
10
r
s
)
(
−
37
28
r
s
)
(
−
7
6
r
s
)
(
−
37
32
r
s
)
(
−
37
30
r
s
)
Question
8
8.
The value of
1
2
b
c
−
1
5
b
c
is
3
8
b
c
1
10
b
c
3
10
b
c
1
4
b
c
1
2
b
c
Question
9
9.
The value of
2
g
h
i
+
(
−
9
g
h
i
)
is
(
−
7
g
h
i
)
(
−
6
g
h
i
)
(
−
8
g
h
i
)
(
−
9
g
h
i
)
(
−
4
g
h
i
)
Question
10
10.
The value of
9
m
2
−
8
m
2
−
(
−
7
m
2
)
is
10
m
2
6
m
2
7
m
2
8
m
2
9
m
2
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