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Class VI
Class VII
Class VIII
Class IX
Class X
ICSE Grade VIII - Exponents
Question
1
1.
-1
2
=
-1
undefined
∞
0
1
Question
2
2.
Simplify
(-4)
-2
✕
4
-2
(-5)
-2
✕
2
2
5
32
3
(
5
32
)
2
(
5
32
)
2
(
7
32
)
2
(
3
32
)
Question
3
3.
Find the reciprocal of
8
(
-5
4
)
8
(
-4
5
)
9
(
-4
5
)
8
(
-6
5
)
8
(
-2
5
)
7
(
-4
5
)
Question
4
4.
5
0
=
∞
-1
undefined
0
1
Question
5
5.
(
(
-9
8
)
✕
(
-5
9
)
)
8/3
=
(
8/3
)
(
-9
8
)
✕
(
8/5
)
(
-5
9
)
(
8/3
)
(
-9
8
)
✕
(
8/3
)
(
-7
9
)
(
8/3
)
(
-9
8
)
✕
(
8/3
)
(
-1
3
)
(
8/3
)
(
-9
8
)
✕
(
8/3
)
(
-5
9
)
(
8/3
)
(
-9
8
)
✕
8
(
-5
9
)
Question
6
6.
(
-3
✕
-9
)
-5
=
(-3)
-5
✕
(-9)
-6
(-3)
-5
✕
(-9)
-4
(-3)
-5
✕
(-6)
-5
(-3)
-5
✕
(-12)
-5
(-3)
-5
✕
(-9)
-5
Question
7
7.
Simplify the expression
6
-8
✕
7
-8
✕
7
-8
294
-7
294
-9
294
-8
297
-8
291
-8
Question
8
8.
Simplify
3
√
64
+
3
√
729
3
√
1000
−
3
√
125
=
3
13
3
11
5
13
7
13
5
Question
9
9.
√
9
d
2
100
e
2
=
3
d
10
e
3
d
2
10
e
2
10
d
3
e
3
d
4
10
e
4
3
e
10
d
Question
10
10.
(
i
−
j
)
8
.
(
i
−
j
)
4
=
(
i
−
j
)
4
(
i
−
j
)
32
(
i
−
j
)
8
(
i
−
j
)
12
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