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Class VI
Class VII
Class VIII
Class IX
Class X
ICSE Grade VIII - Exponents
Question
1
1.
[
7
4
]
-5
=
7
-19
9
-20
7
-21
7
-20
4
-20
Question
2
2.
The
power
in the term
9
8
is
-9
-8
8
5
9
1
Question
3
3.
(
g
4
g
5
)
7
=
g
(
−
7
)
g
5
g
9
7
g
(
−
7
)
g
4
Question
4
4.
Find the square root of
n
4
o
4
p
2
=
n
o
p
32
(
n
4
o
4
p
2
)
2
1
n
4
o
4
p
2
n
o
p
10
n
2
o
2
p
Question
5
5.
The value of
2
2
÷
(-3)
2
2
(
4
9
)
2
9
2
3
4
9
4
7
Question
6
6.
Find the reciprocal of
4
5
5
(
3
4
)
5
(
1
4
)
5
(
-1
4
)
6
(
1
4
)
4
(
1
4
)
Question
7
7.
(
3
✕
-4
✕
-3
)
-6
=
3
-6
✕
(-2)
-6
✕
(-1)
-6
3
-6
✕
(-4)
-7
✕
(-3)
-7
3
-6
✕
(-6)
-6
✕
(-6)
-6
3
-6
✕
(-4)
-6
✕
(-3)
-6
3
-6
✕
(-4)
-5
✕
(-3)
-5
Question
8
8.
Simplify the expression
7
6
✕
6
6
✕
3
6
126
6
126
7
126
5
129
6
123
6
Question
9
9.
If
d
v
=
e
,
e
w
=
f
and
f
x
=
d
, then
v
w
x
=
1
(
d
+
e
+
f
)
0
d
e
f
-1
Question
10
10.
If
64
(
t
+
1
)
=
256
27
=
4
u
, find
u
107
109
108
106
110
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