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Class VI
Class VII
Class VIII
Class IX
Class X
ICSE Grade VII - Exponents
Question
1
1.
Find the exponential notation of
15
✕
15
✕
15
✕
15
15
4
15
5
15
3
18
4
13
4
Question
2
2.
Simplify the expression
5
(
-7
3
)
✕
6
(
-7
3
)
✕
7
(
-7
3
)
17
(
-7
3
)
19
(
-7
3
)
18
(
-7
3
)
(-3)
18
18
(
-5
3
)
Question
3
3.
Expand the following base power
-3
(
-4
5
)
(
-125
216
)
(
-125
8
)
25
16
625
256
(
-125
64
)
Question
4
4.
Simplify the expression
2
3
✕
7
3
✕
3
3
42
3
40
3
42
4
42
2
44
3
Question
5
5.
(
p
7
q
3
r
2
)
4
=
(
p
28
q
12
r
6
)
(
p
11
q
7
r
6
)
(
4
p
7
q
3
4
r
2
)
(
p
28
q
12
r
8
)
(
p
11
q
7
r
8
)
Question
6
6.
[
3
]
-3
(
-9
7
)
=
-9
(
-9
7
)
-9
(
-11
7
)
-8
(
-9
7
)
(-1)
-9
-10
(
-9
7
)
Question
7
7.
Simplify the expression
7
(
7
5
)
✕
7
(
7
6
)
✕
7
(
8
3
)
7
(
194
45
)
8
(
196
45
)
6
(
196
45
)
7
(
22
5
)
7
(
196
45
)
Question
8
8.
Find the exponential notation of
48
5
2
4
✕
3
8
2
4
✕
3
2
2
4
✕
3
5
2
5
✕
3
5
2
3
✕
3
5
Question
9
9.
The
exponent
in the term
4
8
is
4
-8
6
8
-4
Question
10
10.
(
3
✕
3
)
-4
=
3
-4
✕
3
-3
3
-4
✕
3
-5
3
-4
✕
6
-4
3
-4
✕
3
-6
3
-4
✕
3
-4
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