EduSahara™ Assignment
Name : Evaluation of Base Power Expressions
Chapter : Exponents and Powers
Grade : CBSE Grade VII
License : Non Commercial Use
Question
1
1.
Expand the following base power
2
3
(i)
0
(ii)
16
(iii)
4
(iv)
64
(v)
8
Question
2
2.
Expand the following base power
5
-4
(i)
1
2401
(ii)
1
625
(iii)
1
125
(iv)
1
3125
(v)
1
81
Question
3
3.
Expand the following base power
(-5)
4
(i)
625
(ii)
2401
(iii)
-3125
(iv)
16
(v)
-125
Question
4
4.
Expand the following base power
(-4)
-3
(i)
(
-1
8
)
(ii)
1
256
(iii)
(
-1
343
)
(iv)
1
16
(v)
(
-1
64
)
Question
5
5.
Expand the following base power
5
(
1
3
)
(i)
1
(ii)
1
243
(iii)
(
-1
243
)
(iv)
1
81
(v)
1
729
Question
6
6.
Expand the following base power
-5
(
4
3
)
(i)
81
256
(ii)
729
4096
(iii)
1
32
(iv)
243
32
(v)
243
1024
Question
7
7.
Expand the following base power
3
(
-1
2
)
(i)
(
-1
8
)
(ii)
1
16
(iii)
1
4
(iv)
(
-27
8
)
(v)
1
8
Question
8
8.
Expand the following base power
-5
(
-3
2
)
(i)
64
729
(ii)
-32
(iii)
(
-32
3125
)
(iv)
16
81
(v)
(
-32
243
)
Question
9
9.
The value of
(-5)
2
+
5
3
(i)
153
(ii)
150
2
(iii)
148
(iv)
150
(v)
149
Question
10
10.
The value of
(-4)
-3
+
(-5)
-2
(i)
41
1600
(ii)
2
(
39
1600
)
(iii)
37
1600
(iv)
39
1600
(v)
39
1598
Question
11
11.
The value of
3
(
5
2
)
+
3
(
1
2
)
(i)
63
4
(ii)
2
(
63
4
)
(iii)
65
4
(iv)
61
4
(v)
63
2
Question
12
12.
The value of
-3
(
2
3
)
+
-2
(
-2
3
)
(i)
15
2
(ii)
45
8
(iii)
43
8
(iv)
2
(
45
8
)
(v)
47
8
Question
13
13.
The value of
2
3
−
(-3)
3
(i)
35
(ii)
35
2
(iii)
33
(iv)
34
(v)
37
Question
14
14.
The value of
4
-2
−
(-4)
-3
(i)
5
62
(ii)
3
64
(iii)
2
(
5
64
)
(iv)
5
64
(v)
7
64
Question
15
15.
The value of
3
(
1
3
)
−
3
(
-4
3
)
(i)
67
27
(ii)
7
3
(iii)
65
27
(iv)
2
(
65
27
)
(v)
13
5
Question
16
16.
The value of
-2
(
-5
2
)
−
-3
(
-1
2
)
(i)
204
25
(ii)
2
(
204
25
)
(iii)
204
23
(iv)
206
25
(v)
202
25
Question
17
17.
The value of
5
3
✕
(-4)
2
(i)
2000
2
(ii)
2000
(iii)
1997
(iv)
1999
(v)
2003
Question
18
18.
The value of
4
-3
✕
4
-2
(i)
1024
-2
(ii)
1027
-1
(iii)
1021
-1
(iv)
1025
-1
(v)
1024
-1
Question
19
19.
Find the value of
(
5
4
)
81
(i)
242
(ii)
241
(iii)
243
(iv)
245
(v)
244
Question
20
20.
Find the value of
(
-5
2
)
9
(i)
(
-1
243
)
(ii)
1
245
(iii)
1
81
(iv)
1
243
(v)
1
241
Question
21
21.
(
e
(-8)
+
f
(-8)
)
0
=
(i)
1
(ii)
3
(iii)
(-2)
(iv)
0
(v)
e
(-8)
+
f
(-8)
Question
22
22.
-1
8
=
(i)
∞
(ii)
-1
(iii)
1
(iv)
undefined
(v)
0
Question
23
23.
-1
5
=
(i)
1
(ii)
0
(iii)
-1
(iv)
∞
(v)
undefined
Question
24
24.
4
0
=
(i)
-1
(ii)
1
(iii)
0
(iv)
∞
(v)
undefined
Question
25
25.
0
0
=
(i)
∞
(ii)
0
(iii)
-1
(iv)
1
(v)
undefined
Question
26
26.
-1
0
=
(i)
∞
(ii)
undefined
(iii)
1
(iv)
0
(v)
-1
Question
27
27.
0
2
=
(i)
0
(ii)
1
(iii)
∞
(iv)
-1
(v)
undefined
Question
28
28.
Simplify
6
-1
+
2
0
+
4
1
+
7
-1
(i)
213
40
(ii)
223
42
(iii)
75
14
(iv)
221
42
(v)
233
44
Assignment Key
1) (v)
2) (ii)
3) (i)
4) (v)
5) (ii)
6) (v)
7) (i)
8) (v)
9) (iv)
10) (iv)
11) (i)
12) (ii)
13) (i)
14) (iv)
15) (iii)
16) (i)
17) (ii)
18) (v)
19) (iii)
20) (iv)
21) (i)
22) (iii)
23) (iii)
24) (ii)
25) (v)
26) (iii)
27) (i)
28) (ii)
