EduSahara™ Assignment
Name : Polynomial Product Expansion
Chapter : Algebraic Expressions
Grade : SSC Grade VIII
License : Non Commercial Use
Question
1
1.
The expanded form of
(
2
x
−
8
)
(
2
x
+
5
)
is
(i)
(
4
x
2
−
6
x
−
40
)
(ii)
(
3
x
2
−
6
x
−
40
)
(iii)
(
x
2
−
6
x
−
40
)
(iv)
(
5
x
2
−
6
x
−
40
)
(v)
(
6
x
2
−
6
x
−
40
)
Question
2
2.
The expanded form of
(
x
+
7
)
(
2
x
+
1
)
(
3
x
+
4
)
is
(i)
(
9
x
3
+
53
x
2
+
81
x
+
28
)
(ii)
(
6
x
3
+
53
x
2
+
81
x
+
28
)
(iii)
(
4
x
3
+
53
x
2
+
81
x
+
28
)
(iv)
(
5
x
3
+
53
x
2
+
81
x
+
28
)
(v)
(
7
x
3
+
53
x
2
+
81
x
+
28
)
Question
3
3.
The expanded form of
(
x
+
7
)
(
x
−
2
)
(
x
−
2
)
(
x
+
7
)
is
(i)
(
x
4
+
10
x
3
−
3
x
2
−
140
x
+
196
)
(ii)
(
−
2
x
4
+
10
x
3
−
3
x
2
−
140
x
+
196
)
(iii)
(
2
x
4
+
10
x
3
−
3
x
2
−
140
x
+
196
)
(iv)
(
10
x
3
−
3
x
2
−
140
x
+
196
)
(v)
(
4
x
4
+
10
x
3
−
3
x
2
−
140
x
+
196
)
Question
4
4.
The expanded form of
(
x
−
6
)
(
3
x
+
8
)
is
(i)
(
4
x
2
−
10
x
−
48
)
(ii)
(
6
x
2
−
10
x
−
48
)
(iii)
(
3
x
2
−
10
x
−
48
)
(iv)
(
2
x
2
−
10
x
−
48
)
(v)
(
x
2
−
10
x
−
48
)
Question
5
5.
The expanded form of
(
2
x
+
1
)
(
2
x
−
7
)
(
2
x
+
6
)
is
(i)
(
10
x
3
−
86
x
−
42
)
(ii)
(
9
x
3
−
86
x
−
42
)
(iii)
(
5
x
3
−
86
x
−
42
)
(iv)
(
7
x
3
−
86
x
−
42
)
(v)
(
8
x
3
−
86
x
−
42
)
Question
6
6.
The expanded form of
(
x
+
5
)
(
x
+
2
)
(
x
+
8
)
(
x
+
7
)
is
(i)
(
x
4
+
22
x
3
+
171
x
2
+
542
x
+
560
)
(ii)
(
4
x
4
+
22
x
3
+
171
x
2
+
542
x
+
560
)
(iii)
(
−
2
x
4
+
22
x
3
+
171
x
2
+
542
x
+
560
)
(iv)
(
2
x
4
+
22
x
3
+
171
x
2
+
542
x
+
560
)
(v)
(
22
x
3
+
171
x
2
+
542
x
+
560
)
Question
7
7.
The expanded form of
(
3
x
+
2
)
(
3
x
−
1
)
is
(i)
(
12
x
2
+
3
x
−
2
)
(ii)
(
9
x
2
+
3
x
−
2
)
(iii)
(
7
x
2
+
3
x
−
2
)
(iv)
(
8
x
2
+
3
x
−
2
)
(v)
(
10
x
2
+
3
x
−
2
)
Question
8
8.
The expanded form of
(
3
x
−
4
)
(
2
x
−
3
)
(
x
+
6
)
is
(i)
(
9
x
3
+
19
x
2
−
90
x
+
72
)
(ii)
(
6
x
3
+
19
x
2
−
90
x
+
72
)
(iii)
(
4
x
3
+
19
x
2
−
90
x
+
72
)
(iv)
(
5
x
3
+
19
x
2
−
90
x
+
72
)
(v)
(
7
x
3
+
19
x
2
−
90
x
+
72
)
Question
9
9.
The expanded form of
(
x
+
3
)
(
x
+
5
)
(
x
+
5
)
(
x
+
6
)
is
(i)
(
−
2
x
4
+
19
x
3
+
133
x
2
+
405
x
+
450
)
(ii)
(
x
4
+
19
x
3
+
133
x
2
+
405
x
+
450
)
(iii)
(
19
x
3
+
133
x
2
+
405
x
+
450
)
(iv)
(
3
x
4
+
19
x
3
+
133
x
2
+
405
x
+
450
)
(v)
(
2
x
4
+
19
x
3
+
133
x
2
+
405
x
+
450
)
Question
10
10.
The expanded form of
(
x
+
2
)
(
3
x
+
8
)
is
(i)
(
14
x
+
16
)
(ii)
(
6
x
2
+
14
x
+
16
)
(iii)
(
3
x
2
+
14
x
+
16
)
(iv)
(
4
x
2
+
14
x
+
16
)
(v)
(
2
x
2
+
14
x
+
16
)
Question
11
11.
The expanded form of
(
x
+
8
)
(
2
x
+
3
)
(
2
x
+
1
)
is
(i)
(
7
x
3
+
40
x
2
+
67
x
+
24
)
(ii)
(
2
x
3
+
40
x
2
+
67
x
+
24
)
(iii)
(
5
x
3
+
40
x
2
+
67
x
+
24
)
(iv)
(
3
x
3
+
40
x
2
+
67
x
+
24
)
(v)
(
4
x
3
+
40
x
2
+
67
x
+
24
)
Question
12
12.
The expanded form of
(
x
+
7
)
(
x
−
4
)
(
x
−
6
)
(
x
+
1
)
is
(i)
(
2
x
4
−
2
x
3
−
49
x
2
+
122
x
+
168
)
(ii)
(
−
x
4
−
2
x
3
−
49
x
2
+
122
x
+
168
)
(iii)
(
3
x
4
−
2
x
3
−
49
x
2
+
122
x
+
168
)
(iv)
(
−
2
x
3
−
49
x
2
+
122
x
+
168
)
(v)
(
x
4
−
2
x
3
−
49
x
2
+
122
x
+
168
)
Assignment Key
1) (i)
2) (ii)
3) (i)
4) (iii)
5) (v)
6) (i)
7) (ii)
8) (ii)
9) (ii)
10) (iii)
11) (v)
12) (v)
