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Class VI
Class VII
Class VIII
Class IX
Class X
SSC Grade VII - Exponents
Question
1
1.
If
3
r
=
243
, find
4
r
1026
1023
1024
1025
1022
Question
2
2.
Simplify
(-4)
-3
✕
(-4)
3
✕
(-4)
-2
(-5)
2
✕
(-4)
3
✕
2
2
-2
✕
1
2
12
✕
5
2
(-1)
2
✕
1
2
12
✕
5
2
-1
✕
1
2
12
✕
8
2
-1
✕
1
2
12
✕
5
2
-1
✕
1
2
12
✕
2
2
Question
3
3.
4
(
8
7
)
8
(
8
7
)
=
-4
(
10
7
)
-4
(
6
7
)
-5
(
8
7
)
-3
(
8
7
)
-4
(
8
7
)
Question
4
4.
-9
0
=
1
∞
-1
0
undefined
Question
5
5.
Find the exponential notation of
(
-13
15
)
✕
(
-13
15
)
✕
(
-13
15
)
✕
(
-13
15
)
5
(
-13
15
)
(-1)
4
4
(
-13
15
)
4
(
-11
15
)
3
(
-13
15
)
Question
6
6.
The multiplicative inverse of
5
-4
is
(-5)
-4
5
4
0
4
(
1
5
)
1
Question
7
7.
The value of
2
(
1
3
)
✕
3
(
5
2
)
25
14
2
(
125
72
)
125
72
41
24
127
72
Question
8
8.
(
5
3
)
(-2)
(
-5
2
)
(-2)
=
(
25
6
)
(-2)
(
17
4
)
(-2)
(
33
8
)
(-2)
(
25
6
)
(-4)
1
Question
9
9.
[
-3
(
3
7
)
✕
-3
(
4
6
)
]
÷
[
3
(
7
3
)
✕
3
(
6
4
)
]
=
0
(-1)
4
6
1
3
7
Question
10
10.
Find the reciprocal of
3
(
-9
5
)
3
(
-1
3
)
3
(
-5
9
)
3
(
-7
9
)
4
(
-5
9
)
2
(
-5
9
)
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