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Class VI
Class VII
Class VIII
Class IX
Class X
SSC Grade VII - Algebraic Expressions
Question
1
1.
The value of
9
k
2
l
2
+
4
k
2
l
2
+
(
−
k
2
l
2
)
+
(
−
2
k
2
l
2
)
is
10
k
2
l
2
8
k
2
l
2
9
k
2
l
2
11
k
2
l
2
12
k
2
l
2
Question
2
2.
The value of
(
3
b
2
c
2
+
5
b
2
+
2
b
c
2
−
2
b
c
)
−
(
−
4
b
2
c
2
−
8
b
2
−
9
c
+
3
)
is
(
7
b
2
c
2
+
11
b
2
+
2
b
c
2
−
2
b
c
+
9
c
−
3
)
(
7
b
2
c
2
+
13
b
2
+
2
b
c
2
−
2
b
c
+
9
c
−
3
)
(
7
b
2
c
2
+
15
b
2
+
2
b
c
2
−
2
b
c
+
9
c
−
3
)
(
8
b
2
c
2
+
13
b
2
+
2
b
c
2
−
2
b
c
+
9
c
−
3
)
(
6
b
2
c
2
+
13
b
2
+
2
b
c
2
−
2
b
c
+
9
c
−
3
)
Question
3
3.
The value of
(
−
4
b
c
2
−
5
c
2
d
2
−
6
d
)
−
(
8
b
2
c
2
d
2
−
3
b
2
c
d
2
−
5
d
2
)
−
(
−
8
b
2
+
5
b
c
2
d
−
3
d
2
)
is
(
−
9
b
2
c
2
d
2
+
3
b
2
c
d
2
+
8
b
2
−
5
b
c
2
d
−
4
b
c
2
−
5
c
2
d
2
+
8
d
2
−
6
d
)
(
−
8
b
2
c
2
d
2
+
3
b
2
c
d
2
+
8
b
2
−
5
b
c
2
d
−
4
b
c
2
−
5
c
2
d
2
+
8
d
2
−
6
d
)
(
−
8
b
2
c
2
d
2
+
6
b
2
c
d
2
+
8
b
2
−
5
b
c
2
d
−
4
b
c
2
−
5
c
2
d
2
+
8
d
2
−
6
d
)
(
−
7
b
2
c
2
d
2
+
3
b
2
c
d
2
+
8
b
2
−
5
b
c
2
d
−
4
b
c
2
−
5
c
2
d
2
+
8
d
2
−
6
d
)
(
−
8
b
2
c
2
d
2
+
8
b
2
−
5
b
c
2
d
−
4
b
c
2
−
5
c
2
d
2
+
8
d
2
−
6
d
)
Question
4
4.
Which of the following terms is a like term of
5
a
?
(
−
4
)
7
a
2
(
−
6
a
)
(
−
2
a
4
)
(
−
5
a
3
)
Question
5
5.
The value of
(
2
v
w
x
−
2
w
x
+
7
w
)
+
(
3
v
w
+
v
+
9
w
x
)
is
(
2
v
w
x
+
v
w
+
v
+
7
w
x
+
7
w
)
(
2
v
w
x
+
3
v
w
+
v
+
7
w
x
+
7
w
)
(
v
w
x
+
3
v
w
+
v
+
7
w
x
+
7
w
)
(
3
v
w
x
+
3
v
w
+
v
+
7
w
x
+
7
w
)
(
2
v
w
x
+
5
v
w
+
v
+
7
w
x
+
7
w
)
Question
6
6.
The value of
1
3
u
v
+
1
2
u
v
is
5
8
u
v
5
4
u
v
5
6
u
v
7
6
u
v
1
2
u
v
Question
7
7.
Which of the following terms can be subtracted from
(
−
3
a
c
2
)
?
9
b
c
4
a
2
b
2
c
2
(
−
7
a
b
c
2
)
(
−
5
a
2
c
2
)
a
c
2
Question
8
8.
The value of the polynomial
c
d
e
2
at
c
=
(-4)
,
d
=
(-2)
,
e
=
5
is
198
202
200
199
201
Question
9
9.
The value of
1
2
w
−
2
3
w
is
(
−
1
8
w
)
(
−
1
6
w
)
1
6
w
(
−
1
2
w
)
(
−
1
4
w
)
Question
10
10.
The degree of the polynomial
(
3
t
2
−
4
t
−
9
)
is
5
0
2
1
3
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