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Class VI
Class VII
Class VIII
Class IX
Class X
ICSE Grade IX - Indices
Question
1
1.
If
g
u
=
h
v
=
i
w
=
j
x
and
g
h
=
i
j
, then
1
v
+
1
w
=
1
u
+
1
x
v
w
=
u
x
v
u
=
w
x
1
v
+
1
x
=
1
w
+
1
u
1
v
+
1
u
=
1
w
+
1
x
Question
2
2.
Find the
4th
root
of
625
7
5
4
2
6
Question
3
3.
(
h
6
)
5
=
h
(-1)
h
6
5
h
6
h
30
h
11
Question
4
4.
(
c
1
3
+
d
1
3
+
e
1
3
)
(
c
2
3
+
d
2
3
+
e
2
3
−
c
1
3
d
1
3
−
d
1
3
e
1
3
−
e
1
3
c
1
3
)
=
(
c
−
d
−
e
)
0
c
+
d
+
e
−
3
e
1
3
c
1
3
d
1
3
(
c
+
d
+
e
)
2
(
c
−
d
−
e
)
2
Question
5
5.
The value of
4
2
✕
2
2
63
61
64
64
2
67
Question
6
6.
Expand the following base power
4
(
-3
4
)
(
-243
1024
)
81
256
1
256
625
256
(
-27
64
)
Question
7
7.
5
a
8
.
6
a
6
=
14
a
30
30
a
48
30
a
14
11
a
14
11
a
48
Question
8
8.
Simplify
(-5)
3
✕
(-3)
3
✕
2
3
4
2
✕
(-4)
3
✕
3
3
✕
3
3
-1
✕
2
3
✕
3
3
✕
5
3
2
7
✕
3
6
-2
✕
2
3
✕
3
3
✕
5
3
2
10
✕
3
6
-1
✕
2
3
✕
3
3
✕
5
3
2
10
✕
5
6
-1
✕
2
3
✕
3
3
✕
5
3
2
10
✕
3
6
-1
✕
2
3
✕
3
4
✕
5
3
2
10
✕
3
6
Question
9
9.
If
27
3
t
=
729
(
t
+
1
)
, find
t
2
(-1)
3
4
1
Question
10
10.
2
w
3
.
8
w
9
.
9
w
4
=
19
w
16
144
w
16
16
w
144
19
w
108
144
w
108
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