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
5
3
(i)
625
(ii)
27
(iii)
25
(iv)
512
(v)
125
Question
2
2.
Expand the following base power
5
-5
(i)
1
15625
(ii)
1
16807
(iii)
1
243
(iv)
1
625
(v)
1
3125
Question
3
3.
Expand the following base power
(-2)
2
(i)
4
(ii)
25
(iii)
-32
(iv)
-2
(v)
-8
Question
4
4.
Expand the following base power
(-2)
-4
(i)
1
16
(ii)
(
-1
8
)
(iii)
(
-1
2
)
(iv)
(
-1
32
)
(v)
1
625
Question
5
5.
Expand the following base power
3
(
3
2
)
(i)
125
8
(ii)
1
8
(iii)
9
4
(iv)
27
8
(v)
81
16
Question
6
6.
Expand the following base power
-4
(
2
5
)
(i)
78125
128
(ii)
625
256
(iii)
3125
32
(iv)
125
8
(v)
625
16
Question
7
7.
Expand the following base power
3
(
-3
4
)
(i)
(
-1
64
)
(ii)
(
-27
64
)
(iii)
81
256
(iv)
9
16
(v)
(
-125
64
)
Question
8
8.
Expand the following base power
-4
(
-2
5
)
(i)
625
256
(ii)
(
-3125
32
)
(iii)
625
16
(iv)
25
4
(v)
(
-125
8
)
Question
9
9.
The value of
(-4)
2
+
(-4)
2
(i)
32
2
(ii)
32
(iii)
34
(iv)
31
(v)
30
Question
10
10.
The value of
(-5)
-2
+
(-5)
-2
(i)
2
23
(ii)
2
(
2
25
)
(iii)
4
25
(iv)
2
25
(v)
-2
(
2
25
)
Question
11
11.
The value of
2
(
-5
2
)
+
2
(
-2
3
)
(i)
241
36
(ii)
27
4
(iii)
239
36
(iv)
241
34
(v)
2
(
241
36
)
Question
12
12.
The value of
-2
(
-2
3
)
+
-2
(
-5
3
)
(i)
261
100
(ii)
261
98
(iii)
259
100
(iv)
263
100
(v)
2
(
261
100
)
Question
13
13.
The value of
5
3
−
5
2
(i)
99
(ii)
102
(iii)
98
(iv)
100
2
(v)
100
Question
14
14.
The value of
2
-2
−
(-5)
-3
(i)
127
500
(ii)
131
500
(iii)
43
166
(iv)
2
(
129
500
)
(v)
129
500
Question
15
15.
The value of
2
(
2
3
)
−
3
(
-5
3
)
(i)
5
(ii)
2
(
137
27
)
(iii)
139
27
(iv)
137
25
(v)
137
27
Question
16
16.
The value of
-3
(
-1
3
)
−
-3
(
-5
2
)
(i)
(
-3369
125
)
(ii)
(
-673
25
)
(iii)
(
-3367
125
)
(iv)
2
(
-3367
125
)
(v)
(
-3367
123
)
Question
17
17.
The value of
(-2)
2
✕
(-4)
2
(i)
62
(ii)
64
2
(iii)
64
(iv)
67
(v)
63
Question
18
18.
The value of
(-5)
-2
✕
(-2)
-2
(i)
101
-1
(ii)
100
-2
(iii)
103
-1
(iv)
98
-1
(v)
100
-1
Question
19
19.
Find the value of
(
5
2
)
4
(i)
31
(ii)
34
(iii)
33
(iv)
32
(v)
30
Question
20
20.
Find the value of
(
-4
3
)
(-64)
(i)
1
256
(ii)
3
256
(iii)
1
254
(iv)
(
-1
256
)
(v)
1
258
Question
21
21.
(
f
2
+
g
2
)
0
=
(i)
f
2
+
g
2
(ii)
0
(iii)
1
(iv)
(-2)
(v)
3
Question
22
22.
-1
6
=
(i)
0
(ii)
1
(iii)
∞
(iv)
-1
(v)
undefined
Question
23
23.
-1
3
=
(i)
-1
(ii)
1
(iii)
∞
(iv)
0
(v)
undefined
Question
24
24.
9
0
=
(i)
-1
(ii)
undefined
(iii)
1
(iv)
∞
(v)
0
Question
25
25.
0
0
=
(i)
1
(ii)
undefined
(iii)
0
(iv)
∞
(v)
-1
Question
26
26.
-7
0
=
(i)
1
(ii)
-1
(iii)
undefined
(iv)
0
(v)
∞
Question
27
27.
0
5
=
(i)
0
(ii)
-1
(iii)
undefined
(iv)
1
(v)
∞
Question
28
28.
Simplify
5
-1
+
3
0
+
9
1
+
6
-1
(i)
331
32
(ii)
311
30
(iii)
103
10
(iv)
291
28
(v)
313
30
Assignment Key
1) (v)
2) (v)
3) (i)
4) (i)
5) (iv)
6) (v)
7) (ii)
8) (iii)
9) (ii)
10) (iv)
11) (i)
12) (i)
13) (v)
14) (v)
15) (v)
16) (iii)
17) (iii)
18) (v)
19) (iv)
20) (i)
21) (iii)
22) (ii)
23) (i)
24) (iii)
25) (ii)
26) (i)
27) (i)
28) (ii)
