EduSahara™ Assignment
Name : Finding Values of Expressions
Chapter : Exponents and Powers
Grade : SSC Grade VIII
License : Non Commercial Use
Question
1
1.
The value of
(-3)
2
+
4
2
(i)
25
(ii)
28
(iii)
25
2
(iv)
24
(v)
23
Question
2
2.
The value of
(-5)
-2
+
(-2)
-3
(i)
(
-17
200
)
(ii)
(
-17
198
)
(iii)
(
-19
200
)
(iv)
2
(
-17
200
)
(v)
(
-3
40
)
Question
3
3.
The value of
3
(
-5
2
)
+
3
(
3
2
)
(i)
(
-49
4
)
(ii)
(
-49
2
)
(iii)
(
-47
4
)
(iv)
(
-51
4
)
(v)
2
(
-49
4
)
Question
4
4.
The value of
-2
(
-5
3
)
+
-3
(
3
2
)
(i)
49
75
(ii)
2
(
443
675
)
(iii)
89
135
(iv)
443
675
(v)
443
673
Question
5
5.
The value of
(-4)
2
−
5
3
(i)
-109
(ii)
-110
(iii)
-107
(iv)
(-109)
2
(v)
-111
Question
6
6.
The value of
4
-3
−
(-5)
-3
(i)
189
8000
(ii)
191
8000
(iii)
2
(
189
8000
)
(iv)
63
2666
(v)
187
8000
Question
7
7.
The value of
3
(
3
2
)
−
2
(
5
2
)
(i)
(
-21
8
)
(ii)
(
-25
8
)
(iii)
2
(
-23
8
)
(iv)
(
-23
8
)
(v)
(
-23
6
)
Question
8
8.
The value of
-2
(
4
3
)
−
-2
(
-5
3
)
(i)
81
398
(ii)
83
400
(iii)
2
(
81
400
)
(iv)
79
400
(v)
81
400
Question
9
9.
The value of
3
3
✕
(-4)
3
(i)
-1729
(ii)
-1728
(iii)
(-1728)
2
(iv)
-1726
(v)
-1730
Question
10
10.
The value of
3
-3
✕
2
-2
(i)
109
-1
(ii)
105
-1
(iii)
108
-1
(iv)
108
-2
(v)
111
-1
Question
11
11.
The value of
2
(
-5
2
)
✕
2
(
-1
3
)
(i)
2
(
25
36
)
(ii)
23
36
(iii)
3
4
(iv)
25
34
(v)
25
36
Question
12
12.
The value of
-3
(
3
2
)
✕
-2
(
1
3
)
(i)
2
(
8
3
)
(ii)
8
3
(iii)
8
(iv)
10
3
(v)
2
Question
13
13.
The value of
(-2)
2
÷
(-5)
2
(i)
4
23
(ii)
6
25
(iii)
2
25
(iv)
2
(
4
25
)
(v)
4
25
Question
14
14.
The value of
(-5)
-2
÷
4
-2
(i)
18
25
(ii)
16
23
(iii)
14
25
(iv)
2
(
16
25
)
(v)
16
25
Question
15
15.
The value of
3
(
1
2
)
÷
2
(
-5
2
)
(i)
52
-1
(ii)
51
-1
(iii)
48
-1
(iv)
50
-1
(v)
50
-2
Question
16
16.
The value of
-2
(
1
2
)
÷
-2
(
-1
3
)
(i)
4
9
(ii)
2
3
(iii)
2
9
(iv)
2
(
4
9
)
(v)
4
7
Question
17
17.
Find the
square root
of
16
(i)
7
(ii)
2
(iii)
5
(iv)
3
(v)
4
Question
18
18.
Find the
cube root
of
-27
(i)
-6
(ii)
-3
(iii)
-1
(iv)
-2
(v)
-4
Question
19
19.
Find the
4th
root
of
625
(i)
2
(ii)
6
(iii)
5
(iv)
4
(v)
8
Question
20
20.
Find the
5th
root
of
32
(i)
3
(ii)
1
(iii)
2
(iv)
0
(v)
4
Question
21
21.
Find the
6th
root
of
729
(i)
3
(ii)
2
(iii)
0
(iv)
5
(v)
4
Question
22
22.
Find the
square root
of
25
4
(i)
5
4
(ii)
7
2
(iii)
3
2
(iv)
5
(v)
5
2
Question
23
23.
Find the
cube root
of
(
-125
27
)
(i)
(
-5
3
)
(ii)
(
-7
3
)
(iii)
-5
(iv)
-1
Question
24
24.
Find the
4th
root
of
16
81
(i)
2
5
(ii)
2
(iii)
4
3
(iv)
2
3
(v)
0
Question
25
25.
Find the
5th
root
of
1
32
(i)
1
4
(ii)
(
-1
2
)
(iii)
1
2
(iv)
1
(v)
3
2
Question
26
26.
Find the
6th
root
of
1
64
(i)
1
2
(ii)
3
2
(iii)
1
4
(iv)
(
-1
2
)
(v)
1
Question
27
27.
Find the value of
2
2
(i)
1
(ii)
3
(iii)
7
(iv)
5
(v)
4
Question
28
28.
Find the value of
2
(
-3
5
)
(i)
9
25
(ii)
7
25
(iii)
9
23
(iv)
11
25
(v)
1
3
Question
29
29.
Find the value of
(
-4
5
)
32
(i)
3
16
(ii)
1
14
(iii)
(
-1
16
)
(iv)
1
16
(v)
1
18
Question
30
30.
Find the value of
(
-2/3
)
(
125
8
)
(i)
2
25
(ii)
6
25
(iii)
4
25
(iv)
4
23
(v)
4
27
Assignment Key
1) (i)
2) (i)
3) (i)
4) (iv)
5) (i)
6) (i)
7) (iv)
8) (v)
9) (ii)
10) (iii)
11) (v)
12) (ii)
13) (v)
14) (v)
15) (iv)
16) (i)
17) (v)
18) (ii)
19) (iii)
20) (iii)
21) (i)
22) (v)
23) (i)
24) (iv)
25) (iii)
26) (i)
27) (v)
28) (i)
29) (iv)
30) (iii)
