EduSahara™ Assignment
Name : Multiplication
Chapter : Algebraic Expressions
Grade : SSC Grade VIII
License : Non Commercial Use
Question
1
1.
The value of
j
✕
j
✕
j
is
(i)
2
j
3
(ii)
j
3
(iii)
(
−
j
3
)
(iv)
4
j
3
(v)
0
Question
2
2.
The value of
(
−
5
m
)
✕
(
−
5
)
✕
5
m
✕
(
−
2
m
)
is
(i)
(
−
251
m
3
)
(ii)
(
−
250
m
3
)
(iii)
(
−
249
m
3
)
(iv)
(
−
252
m
3
)
(v)
(
−
247
m
3
)
Question
3
3.
The value of
b
✕
(
−
4
b
2
)
is
(i)
(
−
4
b
3
)
(ii)
(
−
6
b
3
)
(iii)
(
−
3
b
3
)
(iv)
(
−
5
b
3
)
(v)
(
−
2
b
3
)
Question
4
4.
The value of
2
g
✕
g
2
✕
g
2
is
(i)
2
g
5
(ii)
0
(iii)
4
g
5
(iv)
g
5
(v)
3
g
5
Question
5
5.
The value of
(
−
6
f
+
6
)
✕
(
4
f
−
9
)
is
(i)
(
−
25
f
2
+
78
f
−
54
)
(ii)
(
−
24
f
2
+
78
f
−
54
)
(iii)
(
−
21
f
2
+
78
f
−
54
)
(iv)
(
−
23
f
2
+
78
f
−
54
)
(v)
(
−
27
f
2
+
78
f
−
54
)
Question
6
6.
The value of
(
−
8
p
2
+
6
p
+
2
)
✕
(
−
3
p
2
+
4
p
−
6
)
is
(i)
(
25
p
4
−
50
p
3
+
66
p
2
−
28
p
−
12
)
(ii)
(
27
p
4
−
50
p
3
+
66
p
2
−
28
p
−
12
)
(iii)
(
23
p
4
−
50
p
3
+
66
p
2
−
28
p
−
12
)
(iv)
(
24
p
4
−
50
p
3
+
66
p
2
−
28
p
−
12
)
(v)
(
22
p
4
−
50
p
3
+
66
p
2
−
28
p
−
12
)
Question
7
7.
The value of
(
−
6
r
2
+
2
r
+
5
)
✕
(
2
r
2
−
3
r
+
4
)
is
(i)
(
−
15
r
4
+
22
r
3
−
20
r
2
−
7
r
+
20
)
(ii)
(
−
11
r
4
+
22
r
3
−
20
r
2
−
7
r
+
20
)
(iii)
(
−
13
r
4
+
22
r
3
−
20
r
2
−
7
r
+
20
)
(iv)
(
−
9
r
4
+
22
r
3
−
20
r
2
−
7
r
+
20
)
(v)
(
−
12
r
4
+
22
r
3
−
20
r
2
−
7
r
+
20
)
Question
8
8.
The value of
(
2
u
2
+
5
u
)
✕
(
2
u
+
3
)
✕
(
4
u
+
2
)
is
(i)
(
15
u
4
+
72
u
3
+
92
u
2
+
30
u
)
(ii)
(
14
u
4
+
72
u
3
+
92
u
2
+
30
u
)
(iii)
(
18
u
4
+
72
u
3
+
92
u
2
+
30
u
)
(iv)
(
16
u
4
+
72
u
3
+
92
u
2
+
30
u
)
(v)
(
17
u
4
+
72
u
3
+
92
u
2
+
30
u
)
Question
9
9.
The value of
1
4
q
✕
2
5
✕
1
4
q
is
(i)
(
−
1
40
q
2
)
(ii)
1
40
q
2
(iii)
1
42
q
2
(iv)
3
40
q
2
(v)
1
38
q
2
Question
10
10.
The value of
3
4
✕
3
4
✕
1
4
✕
1
2
is
(i)
7
128
(ii)
1
14
(iii)
9
130
(iv)
11
128
(v)
9
128
Question
11
11.
The value of
1
2
r
2
✕
1
5
r
2
is
(i)
(
−
1
10
r
4
)
(ii)
1
10
r
4
(iii)
1
8
r
4
(iv)
3
10
r
4
(v)
1
12
r
4
Question
12
12.
The value of
3
4
i
✕
1
5
i
✕
2
3
i
2
is
(i)
1
8
i
4
(ii)
3
10
i
4
(iii)
1
10
i
4
(iv)
1
12
i
4
(v)
(
−
1
10
i
4
)
Assignment Key
1) (ii)
2) (ii)
3) (i)
4) (i)
5) (ii)
6) (iv)
7) (v)
8) (iv)
9) (ii)
10) (v)
11) (ii)
12) (iii)
