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Class VI
Class VII
Class VIII
Class IX
Class X
ICSE Grade VIII - Exponents
Question
1
1.
Find the value of
(
-2/5
)
(
3125
243
)
9
23
9
25
11
25
1
3
7
25
Question
2
2.
√
s
6
4
t
4
=
2
s
3
t
2
s
3
2
t
2
s
6
2
t
4
s
12
2
t
8
t
2
2
s
3
Question
3
3.
If
32400
=
5
h
✕
3
i
✕
2
j
, find
h
,
i
,
j
(5,4,4)
(5,4,1)
(2,4,4)
(2,7,4)
(2,4,7)
Question
4
4.
Simplify the expression
-4
(
-5
4
)
✕
-4
(
-5
4
)
-8
(
-5
4
)
-7
(
-5
4
)
-8
(
-7
4
)
-9
(
-5
4
)
-8
(
-3
4
)
Question
5
5.
Simplify
5
-2
✕
2
2
✕
5
2
2
2
✕
3
2
✕
5
2
13
-2
15
-2
15
-3
17
-2
15
-1
Question
6
6.
0
4
=
-1
1
undefined
0
∞
Question
7
7.
8
u
5
v
3
.
−
4
u
(-4)
v
4
=
4
u
v
7
−
32
u
v
7
12
u
v
7
32
u
v
(-1)
−
32
u
5
v
3
Question
8
8.
[
-2
]
-2
(
-3
4
)
=
5
(
-3
4
)
4
(
-5
4
)
3
(
-3
4
)
4
(
-1
4
)
4
(
-3
4
)
Question
9
9.
(
4
5
e
f
g
)
✕
(
5
f
4
g
9
)
✕
(
−
3
4
g
6
)
=
9
20
g
16
e
f
7
−
3
e
f
5
g
16
45
16
f
10
g
24
−
3
e
f
11
g
19
4
e
f
5
g
10
Question
10
10.
Expand the following base power
3
(
-3
2
)
(
-1
8
)
9
4
(
-27
8
)
81
16
(
-125
8
)
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