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Class VI
Class VII
Class VIII
Class IX
Class X
ICSE Grade VIII - Exponents
Question
1
1.
The
exponent
in the term
8
5
is
-5
8
2
5
-8
Question
2
2.
Simplify
(-2)
2
✕
4
2
✕
(-5)
2
5
-2
✕
(-5)
2
✕
4
2
10
2
10
3
7
2
10
13
2
Question
3
3.
Simplify the expression
6
(
8
7
)
✕
6
(
8
7
)
✕
6
(
8
7
)
17
(
8
7
)
19
(
8
7
)
18
(
6
7
)
18
(
10
7
)
18
(
8
7
)
Question
4
4.
(
2
✕
-3
)
-7/9
=
(
-7
9
)
2
✕
(-3)
-1
(
-7
9
)
2
✕
(
-7
9
)
(-1)
(
-7
9
)
2
✕
(
-7
11
)
(-3)
(
-7
9
)
2
✕
(
-7
9
)
(-3)
(
-7
9
)
2
✕
(
-7
9
)
(-5)
Question
5
5.
(
-5/6
)
(
9
7
)
=
(
5/8
)
(
7
9
)
1
(
5/6
)
(
5
9
)
(
5/6
)
(
7
9
)
(
5/4
)
(
7
9
)
Question
6
6.
Simplify the expression
-5
(
5
3
)
✕
-5
(
5
3
)
-10
(
7
3
)
-9
(
5
3
)
-10
(
5
3
)
1
-11
(
5
3
)
Question
7
7.
Simplify
3
-2
✕
5
-3
✕
(-2)
-3
✕
(-4)
-2
4
-3
✕
3
-3
✕
2
-3
-1
✕
2
9
✕
3
3
2
7
✕
3
2
✕
8
3
-1
✕
2
9
✕
3
3
2
5
✕
3
2
✕
5
3
-1
✕
2
9
✕
3
3
2
7
✕
3
2
✕
5
3
-1
✕
2
9
✕
3
4
2
7
✕
3
2
✕
5
3
-2
✕
2
9
✕
3
3
2
7
✕
3
2
✕
5
3
Question
8
8.
The
exponent
in the term
(
5/4
)
(
6
5
)
is
3
4
(
-6
5
)
(
-5
4
)
5
4
6
5
Question
9
9.
Find the reciprocal of
7
(
-7
3
)
8
(
-3
7
)
6
(
-3
7
)
7
(
-3
7
)
7
(
-5
7
)
7
(
-1
7
)
Question
10
10.
Expand the following base power
3
(
-3
4
)
(
-1
64
)
(
-125
64
)
9
16
81
256
(
-27
64
)
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