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
3
3
(i)
216
(ii)
27
(iii)
9
(iv)
1
(v)
81
Question
2
2.
Expand the following base power
3
-5
(i)
1
3125
(ii)
1
729
(iii)
1
81
(iv)
1
243
(v)
1
Question
3
3.
Expand the following base power
(-2)
3
(i)
64
(ii)
-8
(iii)
16
(iv)
4
(v)
-125
Question
4
4.
Expand the following base power
(-3)
-5
(i)
1
729
(ii)
(
-1
3125
)
(iii)
(
-1
27
)
(iv)
1
81
(v)
(
-1
243
)
Question
5
5.
Expand the following base power
4
(
4
5
)
(i)
1296
625
(ii)
16
625
(iii)
64
125
(iv)
256
625
(v)
1024
3125
Question
6
6.
Expand the following base power
-5
(
4
3
)
(i)
243
1024
(ii)
81
256
(iii)
243
32
(iv)
1
32
(v)
729
4096
Question
7
7.
Expand the following base power
5
(
-1
5
)
(i)
1
15625
(ii)
1
3125
(iii)
(
-1
3125
)
(iv)
1
625
(v)
(
-243
3125
)
Question
8
8.
Expand the following base power
-4
(
-1
2
)
(i)
16
81
(ii)
-32
(iii)
-8
(iv)
16
Question
9
9.
The value of
(-2)
2
+
3
2
(i)
13
2
(ii)
12
(iii)
15
(iv)
13
(v)
11
Question
10
10.
The value of
(-2)
-3
+
5
-3
(i)
2
(
-117
1000
)
(ii)
(
-117
1000
)
(iii)
(
-119
1000
)
(iv)
(
-117
998
)
(v)
(
-23
200
)
Question
11
11.
The value of
3
(
3
2
)
+
3
(
1
2
)
(i)
9
2
(ii)
2
(
7
2
)
(iii)
7
(iv)
5
2
(v)
7
2
Question
12
12.
The value of
-2
(
1
3
)
+
-3
(
2
3
)
(i)
2
(
99
8
)
(ii)
101
8
(iii)
97
8
(iv)
99
8
(v)
33
2
Question
13
13.
The value of
(-4)
3
−
4
2
(i)
-81
(ii)
(-80)
2
(iii)
-83
(iv)
-77
(v)
-80
Question
14
14.
The value of
(-2)
-3
−
3
-3
(i)
(
-37
216
)
(ii)
2
(
-35
216
)
(iii)
(
-35
214
)
(iv)
(
-11
72
)
(v)
(
-35
216
)
Question
15
15.
The value of
3
(
4
3
)
−
2
(
2
3
)
(i)
2
(
52
27
)
(ii)
52
27
(iii)
52
25
(iv)
2
(v)
50
27
Question
16
16.
The value of
-3
(
1
2
)
−
-2
(
1
3
)
(i)
-2
(ii)
-1
(iii)
(-1)
2
(iv)
-4
(v)
1
Question
17
17.
The value of
(-5)
2
✕
2
3
(i)
197
(ii)
200
(iii)
200
2
(iv)
202
(v)
199
Question
18
18.
The value of
5
-3
✕
4
-3
(i)
8000
-2
(ii)
7997
-1
(iii)
8000
-1
(iv)
8001
-1
(v)
8002
-1
Question
19
19.
Find the value of
(
5
2
)
25
(i)
3123
(ii)
3126
(iii)
3128
(iv)
3125
(v)
3124
Question
20
20.
Find the value of
(
-5
2
)
16
(i)
3
1024
(ii)
1
1024
(iii)
1
1026
(iv)
1
1022
(v)
(
-1
1024
)
Question
21
21.
(
d
7
+
e
7
)
0
=
(i)
d
7
+
e
7
(ii)
3
(iii)
0
(iv)
(-1)
(v)
1
Question
22
22.
-1
6
=
(i)
0
(ii)
∞
(iii)
1
(iv)
undefined
(v)
-1
Question
23
23.
-1
9
=
(i)
0
(ii)
undefined
(iii)
-1
(iv)
1
(v)
∞
Question
24
24.
9
0
=
(i)
∞
(ii)
1
(iii)
undefined
(iv)
-1
(v)
0
Question
25
25.
0
0
=
(i)
undefined
(ii)
0
(iii)
1
(iv)
∞
(v)
-1
Question
26
26.
-8
0
=
(i)
undefined
(ii)
1
(iii)
∞
(iv)
-1
(v)
0
Question
27
27.
0
4
=
(i)
undefined
(ii)
1
(iii)
-1
(iv)
0
(v)
∞
Question
28
28.
Simplify
3
-1
+
2
0
+
9
1
+
8
-1
(i)
253
24
(ii)
83
8
(iii)
21
2
(iv)
251
24
(v)
271
26
Assignment Key
1) (ii)
2) (iv)
3) (ii)
4) (v)
5) (iv)
6) (i)
7) (iii)
8) (iv)
9) (iv)
10) (ii)
11) (v)
12) (iv)
13) (v)
14) (v)
15) (ii)
16) (ii)
17) (ii)
18) (iii)
19) (iv)
20) (ii)
21) (v)
22) (iii)
23) (iii)
24) (ii)
25) (i)
26) (ii)
27) (iv)
28) (iv)
