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Class VI
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Class IX
Class X
ICSE Grade IX - Indices
Question
1
1.
3
√
0.1250
=
0.6
0.7
0.4
0.5
0.05
Question
2
2.
Expand the following base power
(-3)
4
729
-243
-27
1296
81
Question
3
3.
(
9
4
✕
3
8
)
3
=
9
12
✕
3
8
9
24
✕
3
12
9
4
✕
3
8
9
4
✕
3
24
9
12
✕
3
24
Question
4
4.
Find the reciprocal of
7
(
-6
5
)
7
(
-7
6
)
6
(
-5
6
)
8
(
-5
6
)
7
(
-1
2
)
7
(
-5
6
)
Question
5
5.
Which of the following statements are true?
a)
(
x
m
)
n
=
(
x
n
)
m
b)
a
.
x
m
=
a
m
.
x
m
c)
(
x
m
)
n
=
x
(
m
+
n
)
d)
a
0
=
1
(
a
≠
0)
e)
x
m
x
n
=
x
m
n
f)
a
m
.
a
n
=
a
m
n
{c,d}
{e,f,a}
{a,d}
{b,d,a}
{b,a}
Question
6
6.
Find the
cube root
of
(
-64
27
)
(
-4
3
)
-2
(
-4
5
)
(
-2
3
)
-4
Question
7
7.
If
6
(
2
u
+
3
)
÷
36
=
6
7
, find
u
6
1
3
2
4
Question
8
8.
Simplify
(-3)
2
✕
3
2
✕
4
-2
2
-2
✕
(-3)
2
✕
4
2
3
(
3
8
)
2
(
3
8
)
3
8
2
(
1
8
)
2
(
5
8
)
Question
9
9.
The value of
3
2
−
2
3
1
-2
0
3
2
Question
10
10.
Simplify
(-5)
3
✕
(-4)
-3
✕
3
-2
2
2
✕
(-2)
-2
✕
(-5)
-3
-1
✕
5
6
2
6
✕
3
2
-1
✕
5
7
2
6
✕
3
2
-1
✕
5
6
5
6
✕
3
2
-1
✕
5
6
(-1)
6
✕
3
2
-1
✕
5
5
2
6
✕
3
2
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