EduSahara™ Assignment
Name : Evaluation of Base Power Expressions
Chapter : Exponents
Grade : ICSE Grade VII
License : Non Commercial Use
Question
1
1.
Expand the following base power
2
4
(i)
16
(ii)
8
(iii)
256
(iv)
1
(v)
32
Question
2
2.
Expand the following base power
3
-5
(i)
1
729
(ii)
1
(iii)
1
243
(iv)
1
3125
(v)
1
81
Question
3
3.
Expand the following base power
(-4)
4
(i)
-64
(ii)
256
(iii)
-1024
(iv)
2401
(v)
16
Question
4
4.
Expand the following base power
(-2)
-4
(i)
(
-1
8
)
(ii)
1
(iii)
1
256
(iv)
(
-1
32
)
(v)
1
16
Question
5
5.
Expand the following base power
3
(
3
4
)
(i)
125
64
(ii)
1
64
(iii)
9
16
(iv)
27
64
(v)
81
256
Question
6
6.
Expand the following base power
-5
(
3
4
)
(i)
1024
(ii)
1024
3125
(iii)
256
81
(iv)
4096
729
(v)
1024
243
Question
7
7.
Expand the following base power
5
(
-2
5
)
(i)
(
-1024
3125
)
(ii)
16
625
(iii)
(
-32
3125
)
(iv)
(
-128
78125
)
(v)
64
15625
Question
8
8.
Expand the following base power
-3
(
-3
5
)
(i)
25
9
(ii)
-125
(iii)
-1
(iv)
625
81
(v)
(
-125
27
)
Question
9
9.
The value of
(-3)
2
✕
2
2
(i)
36
(ii)
34
(iii)
35
(iv)
38
(v)
36
2
Question
10
10.
The value of
3
-2
✕
3
-3
(i)
244
-1
(ii)
243
-2
(iii)
243
-1
(iv)
246
-1
(v)
240
-1
Question
11
11.
The value of
2
(
2
3
)
✕
2
(
-2
3
)
(i)
16
79
(ii)
2
(
16
81
)
(iii)
14
81
(iv)
2
9
(v)
16
81
Question
12
12.
The value of
-3
(
-5
3
)
✕
-2
(
-1
2
)
(i)
(
-106
125
)
(ii)
2
(
-108
125
)
(iii)
(
-36
41
)
(iv)
(
-22
25
)
(v)
(
-108
125
)
Question
13
13.
The value of
2
2
÷
(-5)
2
(i)
6
25
(ii)
4
25
(iii)
2
25
(iv)
2
(
4
25
)
(v)
4
23
Question
14
14.
The value of
(-4)
-3
÷
5
-2
(i)
(
-25
64
)
(ii)
(
-27
64
)
(iii)
2
(
-25
64
)
(iv)
(
-25
62
)
(v)
(
-23
64
)
Question
15
15.
The value of
2
(
3
2
)
÷
3
(
-5
2
)
(i)
(
-6
41
)
(ii)
2
(
-18
125
)
(iii)
(
-4
25
)
(iv)
(
-16
125
)
(v)
(
-18
125
)
Question
16
16.
The value of
-3
(
1
2
)
÷
-2
(
5
3
)
(i)
2
(
200
9
)
(ii)
200
9
(iii)
22
(iv)
202
9
(v)
200
7
Question
17
17.
The multiplicative inverse of
3
-2
is
(i)
0
(ii)
2
(
1
3
)
(iii)
(-3)
-2
(iv)
1
(v)
3
2
Question
18
18.
The multiplicative inverse of
6
(
1
8
)
is
(i)
-6
(
1
8
)
(ii)
8
-6
(iii)
1
(iv)
6
(
-1
8
)
(v)
0
Question
19
19.
-3
(
1
2
)
+
-2
(
1
4
)
+
-2
(
1
4
)
+
-4
(
1
2
)
=
(i)
53
(ii)
58
(iii)
55
(iv)
57
(v)
56
Question
20
20.
(
f
(-2)
+
g
(-2)
)
0
=
(i)
0
(ii)
(-2)
(iii)
f
(-2)
+
g
(-2)
(iv)
1
(v)
3
Question
21
21.
-1
8
=
(i)
1
(ii)
∞
(iii)
undefined
(iv)
0
(v)
-1
Question
22
22.
-1
5
=
(i)
-1
(ii)
1
(iii)
0
(iv)
undefined
(v)
∞
Question
23
23.
3
0
=
(i)
-1
(ii)
undefined
(iii)
∞
(iv)
0
(v)
1
Question
24
24.
0
0
=
(i)
0
(ii)
∞
(iii)
-1
(iv)
1
(v)
undefined
Question
25
25.
-4
0
=
(i)
1
(ii)
undefined
(iii)
0
(iv)
∞
(v)
-1
Question
26
26.
0
3
=
(i)
undefined
(ii)
0
(iii)
∞
(iv)
-1
(v)
1
Question
27
27.
Find the reciprocal of
5
9
(i)
8
(
1
5
)
(ii)
9
(
3
5
)
(iii)
9
(
1
5
)
(iv)
10
(
1
5
)
(v)
9
(
-1
5
)
Question
28
28.
Find the reciprocal of
9
(
-2
7
)
(i)
10
(
-7
2
)
(ii)
9
(
-9
2
)
(iii)
9
(
-5
2
)
(iv)
8
(
-7
2
)
(v)
9
(
-7
2
)
Question
29
29.
Simplify
4
-1
+
5
0
+
2
1
+
8
-1
(i)
7
2
(ii)
27
8
(iii)
29
8
(iv)
33
10
(v)
25
8
Assignment Key
1) (i)
2) (iii)
3) (ii)
4) (v)
5) (iv)
6) (v)
7) (iii)
8) (v)
9) (i)
10) (iii)
11) (v)
12) (v)
13) (ii)
14) (i)
15) (v)
16) (ii)
17) (v)
18) (i)
19) (v)
20) (iv)
21) (i)
22) (i)
23) (v)
24) (v)
25) (i)
26) (ii)
27) (iii)
28) (v)
29) (ii)
