EduSahara
Home
Practice
CBSE
SSC
ICSE
Worksheets
CBSE
SSC
ICSE
Assignments
CBSE
SSC
ICSE
Exams
CBSE
SSC
ICSE
Login
ICSE Board Practice
Generated
10
Correct
0 (0%)
Incorrect
0 (0%)
Class VI
Class VII
Class VIII
Class IX
Class X
ICSE Grade VIII - Exponents
Question
1
1.
Simplify the expression
4
-4
✕
4
-6
4
-10
4
-9
4
-11
7
-10
2
-10
Question
2
2.
(
3
2
✕
5
8
)
4
=
3
2
✕
5
32
3
2
✕
5
8
3
8
✕
5
8
3
8
✕
5
32
3
32
✕
5
8
Question
3
3.
(
i
4
i
(
4
k
−
7
)
)
=
i
(
4
k
−
3
)
i
(
−
4
k
+
11
)
i
(
−
4
k
+
12
)
i
(
−
k
2
−
2
k
+
10
)
i
(
−
2
k
+
5
)
Question
4
4.
Which of the following statements are true?
a)
a
m
.
a
n
=
a
m
n
b)
x
m
x
n
=
x
m
n
c)
a
0
=
1
(
a
≠
0)
d)
(
x
m
)
n
=
(
x
n
)
m
e)
a
.
x
m
=
a
m
.
x
m
f)
(
x
m
)
n
=
x
(
m
+
n
)
{b,d}
{a,c}
{c,d}
{a,d,c}
{e,f,c}
Question
5
5.
-9
0
=
1
-1
0
∞
undefined
Question
6
6.
If
5
i
=
125
, find
5
(
i
+
3
)
15628
15623
15625
15624
15626
Question
7
7.
Simplify the expression
(
-9/7
)
(
7
3
)
✕
(
-5/6
)
(
7
3
)
✕
(
-3/7
)
(
7
3
)
(
-103/40
)
(
7
3
)
(
-107/42
)
(
5
3
)
(
-107
42
)
3
(
-111/44
)
(
7
3
)
(
-107/42
)
(
7
3
)
Question
8
8.
-1
2
=
undefined
∞
0
-1
1
Question
9
9.
Simplify the expression
(
-7
3
)
4
✕
(
-5
4
)
4
(
-37
10
)
4
(
-43
12
)
2
(
-43
12
)
6
(
-43
12
)
4
(
-7
2
)
4
Question
10
10.
[
(-2)
3
]
-4
=
(-2)
-11
(-2)
-13
(-4)
-12
1
(-2)
-12
EduSahara™ Logout
Are you sure you want to logout.
EduSahara™ Login
Please login to access the assignments
Username:
Password: