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
3
3
(i)
1
(ii)
81
(iii)
27
(iv)
216
(v)
9
Question
2
2.
Expand the following base power
2
-2
(i)
1
4
(ii)
1
25
(iii)
1
16
(iv)
1
2
(v)
1
8
Question
3
3.
Expand the following base power
(-3)
3
(i)
-216
(ii)
81
(iii)
9
(iv)
-243
(v)
-27
Question
4
4.
Expand the following base power
(-2)
-4
(i)
(
-1
32
)
(ii)
1
16
(iii)
(
-1
8
)
(iv)
1
625
(v)
(
-1
2
)
Question
5
5.
Expand the following base power
5
(
3
5
)
(i)
1
3125
(ii)
243
3125
(iii)
81
625
(iv)
729
15625
(v)
1
Question
6
6.
Expand the following base power
-2
(
1
4
)
(i)
64
(ii)
16
(iii)
4
(iv)
16
9
Question
7
7.
Expand the following base power
2
(
-1
5
)
(i)
(
-1
5
)
(ii)
1
25
(iii)
9
25
(iv)
(
-1
125
)
Question
8
8.
Expand the following base power
-2
(
-1
4
)
(i)
-4
(ii)
16
9
(iii)
-64
(iv)
16
Question
9
9.
Simplify
(-3)
2
3
-2
(i)
3
3
(ii)
3
2
(iii)
6
4
(iv)
3
5
(v)
3
4
Question
10
10.
The value of
(-5)
3
✕
5
2
(i)
(-3125)
2
(ii)
-3123
(iii)
-3128
(iv)
-3125
(v)
-3126
Question
11
11.
The value of
(-3)
-2
✕
(-2)
-2
(i)
38
-1
(ii)
36
-1
(iii)
36
-2
(iv)
34
-1
(v)
37
-1
Question
12
12.
The value of
2
3
÷
(-3)
2
(i)
8
7
(ii)
10
9
(iii)
2
3
(iv)
8
9
(v)
2
(
8
9
)
Question
13
13.
The value of
(-4)
-3
÷
3
-2
(i)
(
-11
64
)
(ii)
2
(
-9
64
)
(iii)
(
-7
64
)
(iv)
(
-9
62
)
(v)
(
-9
64
)
Question
14
14.
The value of
3
(
-1
2
)
÷
3
(
-1
2
)
(i)
1
(ii)
3
-1
(iii)
(-2)
-1
(iv)
2
-1
Question
15
15.
The value of
-3
(
-1
2
)
÷
-2
(
-1
3
)
(i)
(
-8
9
)
(ii)
(
-8
7
)
(iii)
(
-2
3
)
(iv)
(
-10
9
)
(v)
2
(
-8
9
)
Question
16
16.
Find the value of
(
5
3
)
27
(i)
244
(ii)
241
(iii)
246
(iv)
242
(v)
243
Question
17
17.
Find the value of
(
5
3
)
(-125)
(i)
-3124
(ii)
-3122
(iii)
-3126
(iv)
-3125
(v)
-3127
Question
18
18.
Find the value of
(
-3
5
)
(-1024)
(i)
(
-3
64
)
(ii)
(
-1
64
)
(iii)
(
-1
66
)
(iv)
(
-1
62
)
(v)
1
64
Question
19
19.
Find the value of
(
-3
5
)
32
(i)
1
10
(ii)
(
-1
8
)
(iii)
3
8
(iv)
1
8
(v)
1
6
Question
20
20.
-2
(
1
4
)
+
-2
(
1
5
)
+
-4
(
1
5
)
=
(i)
666
(ii)
664
(iii)
665
(iv)
669
(v)
667
Question
21
21.
√
9
49
=
(i)
1
7
(ii)
3
7
(iii)
3
5
(iv)
1
3
(v)
5
7
Question
22
22.
3
√
8
27
=
(i)
2
(ii)
2
3
(iii)
0
(iv)
4
3
(v)
2
5
Question
23
23.
√
0.4900
=
(i)
0.6
(ii)
0.9
(iii)
0.8
(iv)
0.07
(v)
0.7
Question
24
24.
3
√
1.7280
=
(i)
1.1
(ii)
1.3
(iii)
1.2
(iv)
1.4
(v)
0.12
Question
25
25.
Simplify
3
√
729
+
3
√
1728
3
√
216
−
3
√
1331
=
(i)
(
-23
5
)
(ii)
(
-21
5
)
(iii)
-7
(iv)
(
-19
5
)
(v)
-3
Question
26
26.
Simplify
√
9
−
√
121
√
25
+
√
100
=
(i)
(
-8
15
)
(ii)
(
-2
3
)
(iii)
(
-8
17
)
(iv)
(
-8
13
)
(v)
(
-2
5
)
Question
27
27.
[
(
4
5
)
6
✕
(
4
6
)
2
]
÷
4
42
(i)
2
(ii)
4
(iii)
1
(iv)
0
Question
28
28.
[
-6
(
6
7
)
✕
-6
(
2
8
)
]
÷
[
6
(
7
6
)
✕
6
(
8
2
)
]
=
(i)
(-1)
(ii)
2
8
(iii)
6
7
(iv)
1
(v)
0
Question
29
29.
Simplify
4
-1
+
2
0
+
9
1
+
5
-1
(i)
207
20
(ii)
229
22
(iii)
21
2
(iv)
209
20
(v)
211
20
Assignment Key
1) (iii)
2) (i)
3) (v)
4) (ii)
5) (ii)
6) (ii)
7) (ii)
8) (iv)
9) (v)
10) (iv)
11) (ii)
12) (iv)
13) (v)
14) (i)
15) (i)
16) (v)
17) (iv)
18) (ii)
19) (iv)
20) (i)
21) (ii)
22) (ii)
23) (v)
24) (iii)
25) (ii)
26) (i)
27) (iii)
28) (iv)
29) (iv)
