EduSahara™ Assignment
Name : Base Powers Miscellaneous
Chapter : Exponents and Powers
Grade : CBSE Grade VIII
License : Non Commercial Use
Question
1
1.
Which of the following statements are true?
a)
a
m
.
a
n
=
a
m
n
b)
x
m
x
n
=
x
m
n
c)
(
x
m
)
n
=
x
(
m
+
n
)
d)
(
x
m
)
n
=
(
x
n
)
m
e)
a
.
x
m
=
a
m
.
x
m
f)
a
0
=
1
(
a
≠
0)
(i)
{d,f}
(ii)
{a,d}
(iii)
{b,f}
(iv)
{c,e,d}
(v)
{a,f,d}
Question
2
2.
Simplify
(
4
g
.
25
(
g
−
4
)
.
36
(
g
−
2
)
16
(
g
−
4
)
.
5
(
g
−
2
)
.
6
(
g
−
5
)
)
(i)
4
(
−
g
+
8
)
.
5
(
−
g
)
.
6
(
−
g
+
8
)
(ii)
4
(
g
+
4
)
.
5
(
−
g
)
.
6
(
−
g
+
8
)
(iii)
4
(
−
g
+
8
)
.
5
(
g
−
6
)
.
6
(
g
+
1
)
(iv)
4
4
.
5
(
−
2
)
.
6
3
Question
3
3.
-1
10
=
(i)
undefined
(ii)
1
(iii)
0
(iv)
∞
(v)
-1
Question
4
4.
-1
9
=
(i)
undefined
(ii)
∞
(iii)
-1
(iv)
1
(v)
0
Question
5
5.
5
0
=
(i)
∞
(ii)
-1
(iii)
1
(iv)
0
(v)
undefined
Question
6
6.
0
0
=
(i)
∞
(ii)
0
(iii)
1
(iv)
-1
(v)
undefined
Question
7
7.
-5
0
=
(i)
undefined
(ii)
1
(iii)
0
(iv)
∞
(v)
-1
Question
8
8.
0
6
=
(i)
1
(ii)
∞
(iii)
0
(iv)
undefined
(v)
-1
Question
9
9.
Find the reciprocal of
9
5
(i)
5
(
-1
9
)
(ii)
5
(
1
9
)
(iii)
6
(
1
9
)
(iv)
4
(
1
9
)
(v)
5
(
1
3
)
Question
10
10.
Find the reciprocal of
2
(
-6
8
)
(i)
2
(
-8
6
)
(ii)
(-1)
2
(iii)
(
-8
6
)
(iv)
3
(
-8
6
)
(v)
2
(
-5
3
)
Question
11
11.
(
4
9
✕
7
4
)
8
=
(i)
4
32
✕
7
72
(ii)
4
9
✕
7
32
(iii)
4
72
✕
7
4
(iv)
4
9
✕
7
4
(v)
4
72
✕
7
32
Question
12
12.
(
5
(-4)
)
4
✕
(
6
4
)
3
✕
(
7
5
)
2
(
5
6
)
-3
✕
(
6
6
)
3
✕
(
7
4
)
-3
=
(i)
5
2
✕
6
(-6)
✕
7
22
(ii)
5
3
✕
6
(-6)
✕
7
22
(iii)
5
2
✕
6
(-5)
✕
7
22
(iv)
5
2
✕
6
(-6)
✕
7
23
Question
13
13.
[
(
3
6
)
6
✕
(
3
2
)
5
]
÷
3
46
(i)
0
(ii)
1
(iii)
3
(iv)
2
Question
14
14.
[
-6
(
3
7
)
✕
-6
(
9
4
)
]
÷
[
6
(
7
3
)
✕
6
(
4
9
)
]
=
(i)
0
(ii)
1
(iii)
3
7
(iv)
9
4
(v)
(-1)
Assignment Key
1) (i)
2) (iii)
3) (ii)
4) (iii)
5) (iii)
6) (v)
7) (ii)
8) (iii)
9) (ii)
10) (i)
11) (v)
12) (i)
13) (ii)
14) (ii)
