EduSahara™ Assignment
Name : Evaluation of Base Power Expressions
Chapter : Exponents
Grade : ICSE Grade VIII
License : Non Commercial Use
Question
1
1.
Expand the following base power
2
4
(i)
32
(ii)
4
(iii)
8
(iv)
16
(v)
256
Question
2
2.
Expand the following base power
5
-5
(i)
1
3125
(ii)
1
243
(iii)
1
15625
(iv)
1
16807
(v)
1
625
Question
3
3.
Expand the following base power
(-2)
4
(i)
625
(ii)
-8
(iii)
-32
(iv)
16
(v)
1
Question
4
4.
Expand the following base power
(-4)
-5
(i)
(
-1
1024
)
(ii)
(
-1
32
)
(iii)
1
256
(iv)
1
4096
(v)
(
-1
16807
)
Question
5
5.
Expand the following base power
3
(
5
4
)
(i)
343
64
(ii)
625
256
(iii)
125
64
(iv)
25
16
(v)
27
64
Question
6
6.
Expand the following base power
-4
(
2
3
)
(i)
81
16
(ii)
81
256
(iii)
2187
128
(iv)
27
8
(v)
243
32
Question
7
7.
Expand the following base power
5
(
-3
5
)
(i)
(
-1
3125
)
(ii)
81
625
(iii)
-1
(iv)
729
15625
(v)
(
-243
3125
)
Question
8
8.
Expand the following base power
-5
(
-3
5
)
(i)
-1
(ii)
(
-3125
243
)
(iii)
625
81
(iv)
15625
729
(v)
-3125
Question
9
9.
Simplify
(-2)
-2
(-2)
-2
(i)
4
(ii)
-2
(iii)
2
(iv)
1
(v)
0
Question
10
10.
The value of
(-5)
2
✕
(-4)
3
(i)
-1600
(ii)
-1598
(iii)
(-1600)
2
(iv)
-1601
(v)
-1603
Question
11
11.
The value of
(-2)
-3
✕
(-3)
-3
(i)
217
-1
(ii)
216
-2
(iii)
218
-1
(iv)
214
-1
(v)
216
-1
Question
12
12.
The value of
4
2
÷
5
3
(i)
14
125
(ii)
18
125
(iii)
16
123
(iv)
16
125
(v)
2
(
16
125
)
Question
13
13.
The value of
5
-3
÷
5
-3
(i)
1
(ii)
3
-1
(iii)
(-1)
-1
(iv)
2
-1
Question
14
14.
The value of
2
(
-3
2
)
÷
3
(
1
2
)
(i)
20
(ii)
17
(iii)
16
(iv)
18
(v)
18
2
Question
15
15.
The value of
-3
(
-1
3
)
÷
-2
(
-1
2
)
(i)
(
-27
4
)
(ii)
(
-29
4
)
(iii)
(
-25
4
)
(iv)
2
(
-27
4
)
(v)
(
-27
2
)
Question
16
16.
Find the value of
(
5
4
)
625
(i)
3126
(ii)
3125
(iii)
3127
(iv)
3124
(v)
3123
Question
17
17.
Find the value of
(
5/2
)
(
16
9
)
(i)
1024
243
(ii)
1022
243
(iii)
1024
245
(iv)
1024
241
(v)
38
9
Question
18
18.
Find the value of
(
-2
3
)
(-8)
(i)
1
6
(ii)
3
4
(iii)
(
-1
4
)
(iv)
1
2
(v)
1
4
Question
19
19.
Find the value of
-3
(
-3
4
)
(i)
(
-64
25
)
(ii)
(
-22
9
)
(iii)
(
-64
27
)
(iv)
(
-62
27
)
(v)
(
-64
29
)
Question
20
20.
-4
(
1
6
)
+
-4
(
1
4
)
+
-4
(
1
3
)
+
-3
(
1
2
)
=
(i)
1642
(ii)
1641
(iii)
1640
(iv)
1644
(v)
1638
Question
21
21.
√
169
25
=
(i)
13
7
(ii)
11
5
(iii)
13
5
(iv)
13
3
(v)
3
Question
22
22.
3
√
1
27
=
(i)
(
-1
3
)
(ii)
1
5
(iii)
1
(iv)
1
3
Question
23
23.
√
1.9600
=
(i)
1.6
(ii)
0.14
(iii)
1.3
(iv)
1.4
(v)
1.5
Question
24
24.
3
√
2.1970
=
(i)
1.4
(ii)
1.5
(iii)
1.3
(iv)
0.13
(v)
1.2
Question
25
25.
Simplify
3
√
64
+
3
√
8
3
√
1728
−
3
√
1331
=
(i)
5
(ii)
3
(iii)
6
(iv)
8
(v)
7
Question
26
26.
Simplify
√
36
−
√
9
√
100
+
√
49
=
(i)
1
5
(ii)
5
17
(iii)
3
17
(iv)
1
17
(v)
3
19
Question
27
27.
[
(
9
6
)
4
✕
(
9
2
)
2
]
÷
9
28
(i)
0
(ii)
9
(iii)
4
(iv)
2
(v)
1
Question
28
28.
[
-6
(
4
2
)
✕
-6
(
7
3
)
]
÷
[
6
(
2
4
)
✕
6
(
3
7
)
]
=
(i)
4
2
(ii)
1
(iii)
0
(iv)
7
3
(v)
(-1)
Question
29
29.
Simplify
5
-1
+
4
0
+
8
1
+
2
-1
(i)
99
10
(ii)
19
2
(iii)
97
10
(iv)
79
8
(v)
115
12
Assignment Key
1) (iv)
2) (i)
3) (iv)
4) (i)
5) (iii)
6) (i)
7) (v)
8) (ii)
9) (iv)
10) (i)
11) (v)
12) (iv)
13) (i)
14) (iv)
15) (i)
16) (ii)
17) (i)
18) (v)
19) (iii)
20) (ii)
21) (iii)
22) (iv)
23) (iv)
24) (iii)
25) (iii)
26) (iii)
27) (v)
28) (ii)
29) (iii)
