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Class VI
Class VII
Class VIII
Class IX
Class X
ICSE Grade VII - Exponents
Question
1
1.
Find the exponential notation of
15
11
✕
15
11
✕
15
11
✕
15
11
✕
15
11
✕
15
11
5
(
15
11
)
6
(
13
11
)
6
(
15
11
)
7
(
15
11
)
6
(
17
11
)
Question
2
2.
-4
(
8
3
)
=
8
-4
1
8
-5
3
-4
8
-4
3
-4
8
-3
3
-4
8
-4
5
-4
Question
3
3.
-4
0
=
∞
-1
undefined
1
0
Question
4
4.
The value of
-3
(
-2
3
)
÷
-2
(
-4
3
)
-6
(-6)
2
-8
-3
-7
Question
5
5.
(
s
5
)
(
t
+
4
)
=
s
(
5
t
+
20
)
s
(
t
+
14
)
s
(
5
t
+
9
)
s
(
5
t
−
20
)
s
(
t
+
25
)
Question
6
6.
Simplify
2
2
✕
(-3)
2
✕
2
2
3
-2
✕
(-4)
-2
✕
(-2)
-2
288
2
290
2
288
285
2
288
3
Question
7
7.
The
base
in the term
6
(
9
4
)
is
9
4
6
7
4
(
-9
4
)
-6
Question
8
8.
(
b
(-7)
+
c
(-7)
)
0
=
0
b
(-7)
+
c
(-7)
4
1
(-2)
Question
9
9.
Simplify
(-2)
2
(-3)
2
2
(
4
3
)
2
(
2
3
)
3
(
2
3
)
-1
(
2
3
)
2
3
Question
10
10.
10
e
2
f
2
=
7
✕
e
✕
e
✕
f
✕
f
10
✕
e
✕
e
✕
e
✕
f
✕
f
10
✕
e
✕
e
✕
f
✕
f
12
✕
e
✕
e
✕
f
✕
f
10
✕
e
✕
f
✕
f
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