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Class VI
Class VII
Class VIII
Class IX
Class X
SSC Grade VIII - Exponents and Powers
Question
1
1.
Simplify
(
u
b
u
c
)
d
(
u
c
u
d
)
b
(
u
d
u
b
)
c
1
0
u
(
b
+
c
+
d
)
u
-1
Question
2
2.
Find the exponential notation of
2
✕
2
✕
2
✕
2
✕
2
✕
2
✕
2
2
6
2
8
5
7
2
4
2
7
Question
3
3.
Find the exponential notation of
-4
✕
-4
✕
-4
✕
-4
✕
-4
✕
-4
✕
-4
✕
-4
(-4)
7
(-2)
8
(-4)
8
(-6)
8
(-4)
9
Question
4
4.
(
-3/7
)
(
7
5
)
=
(
3/5
)
(
5
7
)
(
3/7
)
(
3
7
)
(
1/3
)
(
5
7
)
1
(
3/7
)
(
5
7
)
Question
5
5.
(
-7
✕
-3
)
-3
=
(-7)
-3
✕
(-5)
-3
(-7)
-3
✕
(-1)
-3
(-7)
-3
✕
(-3)
-3
(-7)
-3
✕
(-3)
-2
(-7)
-3
✕
(-3)
-4
Question
6
6.
Simplify the expression
-9
(
-4
5
)
✕
-9
(
-3
8
)
✕
-9
(
-3
2
)
-8
(
-9
20
)
-9
(
-7
20
)
-9
(
-9
20
)
-9
(
-11
20
)
-10
(
-9
20
)
Question
7
7.
9
(
-7
3
)
=
(-7)
10
3
9
(-7)
9
5
9
(-7)
8
3
9
(-7)
9
3
9
(-7)
9
3
7
Question
8
8.
Simplify
(
t
i
)
(
j
−
k
)
(
t
j
)
(
k
−
i
)
(
t
k
)
(
i
−
j
)
-1
0
t
(
i
+
j
+
k
)
t
1
Question
9
9.
Simplify
3
-1
+
9
0
+
8
1
+
7
-1
181
19
67
7
197
21
217
23
199
21
Question
10
10.
Find the exponential notation of
(
-15
11
)
✕
(
-15
11
)
✕
(
-15
11
)
4
(
-15
11
)
2
(
-15
11
)
3
(
-13
11
)
3
(
-17
11
)
3
(
-15
11
)
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