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
4
5
(i)
256
(ii)
4096
(iii)
1
(iv)
1024
(v)
16807
Question
2
2.
Expand the following base power
4
-5
(i)
1
4096
(ii)
1
32
(iii)
1
7776
(iv)
1
256
(v)
1
1024
Question
3
3.
Expand the following base power
(-2)
4
(i)
-8
(ii)
-32
(iii)
16
(iv)
1
(v)
256
Question
4
4.
Expand the following base power
(-2)
-5
(i)
(
-1
32
)
(ii)
(
-1
1024
)
(iii)
1
64
(iv)
1
(v)
1
16
Question
5
5.
Expand the following base power
3
(
3
2
)
(i)
81
16
(ii)
1
8
(iii)
9
4
(iv)
27
8
(v)
125
8
Question
6
6.
Expand the following base power
-5
(
1
5
)
(i)
15625
(ii)
3125
(iii)
-3125
(iv)
625
(v)
3125
243
Question
7
7.
Expand the following base power
5
(
-5
2
)
(i)
15625
64
(ii)
(
-243
32
)
(iii)
625
16
(iv)
(
-3125
32
)
(v)
(
-16807
32
)
Question
8
8.
Expand the following base power
-5
(
-5
4
)
(i)
(
-1024
16807
)
(ii)
(
-1024
243
)
(iii)
4096
15625
(iv)
256
625
(v)
(
-1024
3125
)
Question
9
9.
The value of
(-2)
3
✕
2
3
(i)
-66
(ii)
-65
(iii)
-64
(iv)
(-64)
2
(v)
-62
Question
10
10.
The value of
(-2)
-3
✕
(-4)
-3
(i)
512
-2
(ii)
509
-1
(iii)
513
-1
(iv)
512
-1
(v)
515
-1
Question
11
11.
The value of
3
(
4
3
)
✕
2
(
-2
3
)
(i)
86
81
(ii)
2
(
256
243
)
(iii)
256
243
(iv)
256
241
(v)
254
243
Question
12
12.
The value of
-2
(
-2
3
)
✕
-3
(
-4
3
)
(i)
(
-243
256
)
(ii)
(
-245
256
)
(iii)
(
-241
256
)
(iv)
2
(
-243
256
)
(v)
(
-243
254
)
Question
13
13.
The value of
3
2
÷
5
3
(i)
3
41
(ii)
9
125
(iii)
7
125
(iv)
11
125
(v)
2
(
9
125
)
Question
14
14.
The value of
3
-3
÷
(-3)
-3
(i)
2
(ii)
-3
(iii)
(-1)
2
(iv)
-2
(v)
-1
Question
15
15.
The value of
3
(
4
3
)
÷
2
(
2
3
)
(i)
16
3
(ii)
2
(
16
3
)
(iii)
16
(iv)
6
(v)
14
3
Question
16
16.
The value of
-3
(
3
2
)
÷
-3
(
4
3
)
(i)
514
729
(ii)
170
243
(iii)
512
729
(iv)
512
727
(v)
2
(
512
729
)
Question
17
17.
The multiplicative inverse of
8
-3
is
(i)
1
(ii)
8
3
(iii)
(-8)
-3
(iv)
3
(
1
8
)
(v)
0
Question
18
18.
The multiplicative inverse of
3
(
1
4
)
is
(i)
0
(ii)
4
-3
(iii)
1
(iv)
-3
(
1
4
)
(v)
3
(
-1
4
)
Question
19
19.
-3
(
1
2
)
+
-2
(
1
6
)
+
-3
(
1
5
)
=
(i)
170
(ii)
168
(iii)
169
(iv)
166
(v)
172
Question
20
20.
(
d
(-2)
+
e
(-2)
)
0
=
(i)
3
(ii)
0
(iii)
(-1)
(iv)
d
(-2)
+
e
(-2)
(v)
1
Question
21
21.
-1
2
=
(i)
undefined
(ii)
-1
(iii)
1
(iv)
∞
(v)
0
Question
22
22.
-1
9
=
(i)
undefined
(ii)
-1
(iii)
1
(iv)
0
(v)
∞
Question
23
23.
8
0
=
(i)
undefined
(ii)
1
(iii)
∞
(iv)
0
(v)
-1
Question
24
24.
0
0
=
(i)
0
(ii)
∞
(iii)
undefined
(iv)
1
(v)
-1
Question
25
25.
-8
0
=
(i)
∞
(ii)
1
(iii)
undefined
(iv)
-1
(v)
0
Question
26
26.
0
5
=
(i)
undefined
(ii)
-1
(iii)
0
(iv)
1
(v)
∞
Question
27
27.
Find the reciprocal of
5
3
(i)
3
(
3
5
)
(ii)
2
(
1
5
)
(iii)
3
(
1
5
)
(iv)
4
(
1
5
)
(v)
3
(
-1
5
)
Question
28
28.
Find the reciprocal of
9
(
-7
3
)
(i)
9
(
-3
7
)
(ii)
10
(
-3
7
)
(iii)
8
(
-3
7
)
(iv)
9
(
-1
7
)
(v)
9
(
-5
7
)
Question
29
29.
Simplify
4
-1
+
8
0
+
2
1
+
5
-1
(i)
69
20
(ii)
7
2
(iii)
71
20
(iv)
75
22
(v)
67
20
Assignment Key
1) (iv)
2) (v)
3) (iii)
4) (i)
5) (iv)
6) (ii)
7) (iv)
8) (v)
9) (iii)
10) (iv)
11) (iii)
12) (i)
13) (ii)
14) (v)
15) (i)
16) (iii)
17) (ii)
18) (iv)
19) (iii)
20) (v)
21) (iii)
22) (ii)
23) (ii)
24) (iii)
25) (ii)
26) (iii)
27) (iii)
28) (i)
29) (i)
