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
5
3
(i)
625
(ii)
25
(iii)
8
(iv)
512
(v)
125
Question
2
2.
Expand the following base power
2
-2
(i)
1
4
(ii)
1
8
(iii)
1
16
(iv)
1
2
Question
3
3.
Expand the following base power
(-3)
5
(i)
-243
(ii)
81
(iii)
-7776
(iv)
-2187
(v)
729
Question
4
4.
Expand the following base power
(-2)
-2
(i)
-2
(ii)
(
-1
2
)
(iii)
1
25
(iv)
(
-1
8
)
(v)
1
4
Question
5
5.
Expand the following base power
3
(
1
4
)
(i)
1
16
(ii)
27
64
(iii)
1
64
(iv)
1
256
(v)
(
-1
64
)
Question
6
6.
Expand the following base power
-4
(
1
4
)
(i)
1024
(ii)
256
81
(iii)
256
(iv)
64
Question
7
7.
Expand the following base power
5
(
-5
2
)
(i)
(
-16807
32
)
(ii)
15625
64
(iii)
(
-243
32
)
(iv)
625
16
(v)
(
-3125
32
)
Question
8
8.
Expand the following base power
-3
(
-2
5
)
(i)
(
-5
2
)
(ii)
(
-125
64
)
(iii)
25
4
(iv)
625
16
(v)
(
-125
8
)
Question
9
9.
The value of
4
2
✕
(-2)
2
(i)
61
(ii)
64
(iii)
64
2
(iv)
63
(v)
67
Question
10
10.
The value of
5
-2
✕
2
-2
(i)
98
-1
(ii)
101
-1
(iii)
100
-2
(iv)
100
-1
(v)
102
-1
Question
11
11.
The value of
2
(
-5
3
)
✕
2
(
-2
3
)
(i)
34
27
(ii)
98
81
(iii)
2
(
100
81
)
(iv)
100
79
(v)
100
81
Question
12
12.
The value of
-2
(
2
3
)
✕
-3
(
3
2
)
(i)
2
(
2
3
)
(ii)
-1
(
2
3
)
(iii)
2
3
(iv)
2
(v)
4
3
Question
13
13.
The value of
3
3
÷
2
3
(i)
9
2
(ii)
27
8
(iii)
25
8
(iv)
29
8
(v)
2
(
27
8
)
Question
14
14.
The value of
(-5)
-3
÷
4
-2
(i)
(
-16
125
)
(ii)
(
-14
125
)
(iii)
(
-16
123
)
(iv)
2
(
-16
125
)
(v)
(
-18
125
)
Question
15
15.
The value of
3
(
-5
3
)
÷
2
(
1
3
)
(i)
-41
(ii)
-125
(iii)
2
(
-125
3
)
(iv)
(
-125
3
)
(v)
(
-127
3
)
Question
16
16.
The value of
-3
(
3
2
)
÷
-3
(
-5
2
)
(i)
(
-125
27
)
(ii)
2
(
-125
27
)
(iii)
(
-41
9
)
(iv)
(
-127
27
)
(v)
-5
Question
17
17.
The multiplicative inverse of
6
-8
is
(i)
0
(ii)
8
(
1
6
)
(iii)
(-6)
-8
(iv)
1
(v)
6
8
Question
18
18.
The multiplicative inverse of
6
(
1
8
)
is
(i)
0
(ii)
-6
(
1
8
)
(iii)
6
(
-1
8
)
(iv)
8
-6
(v)
1
Question
19
19.
-2
(
1
6
)
+
-4
(
1
4
)
+
-2
(
1
5
)
=
(i)
317
(ii)
314
(iii)
318
(iv)
316
(v)
319
Question
20
20.
(
g
(-8)
+
h
(-8)
)
0
=
(i)
(-2)
(ii)
1
(iii)
4
(iv)
g
(-8)
+
h
(-8)
(v)
0
Question
21
21.
-1
6
=
(i)
∞
(ii)
0
(iii)
-1
(iv)
undefined
(v)
1
Question
22
22.
-1
3
=
(i)
undefined
(ii)
1
(iii)
∞
(iv)
-1
(v)
0
Question
23
23.
7
0
=
(i)
∞
(ii)
1
(iii)
undefined
(iv)
0
(v)
-1
Question
24
24.
0
0
=
(i)
-1
(ii)
∞
(iii)
0
(iv)
1
(v)
undefined
Question
25
25.
-4
0
=
(i)
-1
(ii)
undefined
(iii)
0
(iv)
1
(v)
∞
Question
26
26.
0
2
=
(i)
∞
(ii)
-1
(iii)
0
(iv)
undefined
(v)
1
Question
27
27.
Find the reciprocal of
2
7
(i)
7
(
3
2
)
(ii)
6
(
1
2
)
(iii)
8
(
1
2
)
(iv)
7
(
-1
2
)
(v)
7
(
1
2
)
Question
28
28.
Find the reciprocal of
4
(
-2
8
)
(i)
4
(
-8
2
)
(ii)
(-5)
4
(iii)
(-3)
4
(iv)
3
(
-8
2
)
(v)
5
(
-8
2
)
Question
29
29.
Simplify
4
-1
+
7
0
+
8
1
+
5
-1
(i)
189
20
(ii)
187
20
(iii)
191
20
(iv)
19
2
(v)
207
22
Assignment Key
1) (v)
2) (i)
3) (i)
4) (v)
5) (iii)
6) (iii)
7) (v)
8) (v)
9) (ii)
10) (iv)
11) (v)
12) (iii)
13) (ii)
14) (i)
15) (iv)
16) (i)
17) (v)
18) (ii)
19) (i)
20) (ii)
21) (v)
22) (iv)
23) (ii)
24) (v)
25) (iv)
26) (iii)
27) (v)
28) (i)
29) (i)
