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Class VI
Class VII
Class VIII
Class IX
Class X
CBSE Grade VIII - Factorisation
Question
1
1.
The quotient of
(
−
27
a
3
+
180
a
b
c
+
64
b
3
+
125
c
3
)
÷
(
−
3
a
+
4
b
+
5
c
)
is
(
8
a
2
+
12
a
b
+
15
a
c
+
16
b
2
−
20
b
c
+
25
c
2
)
(
9
a
2
+
10
a
b
+
15
a
c
+
16
b
2
−
20
b
c
+
25
c
2
)
(
10
a
2
+
12
a
b
+
15
a
c
+
16
b
2
−
20
b
c
+
25
c
2
)
(
9
a
2
+
15
a
b
+
15
a
c
+
16
b
2
−
20
b
c
+
25
c
2
)
(
9
a
2
+
12
a
b
+
15
a
c
+
16
b
2
−
20
b
c
+
25
c
2
)
Question
2
2.
Factorize
(
t
4
−
4096
)
(
t
+
8
)
(
t
−
8
)
(
t
2
−
16
)
(
t
+
8
)
(
t
−
8
)
(
t
−
8
)
(
t
2
+
64
)
(
t
2
−
16
)
(
t
+
8
)
(
t
−
8
)
(
t
2
+
64
)
(
t
+
8
)
(
t
+
8
)
(
t
−
8
)
Question
3
3.
The quotient when
(
−
2
t
5
+
5
t
4
+
4
t
3
+
6
t
2
−
4
t
−
6
)
is divided by
(
t
+
4
)
is
(
−
t
4
+
13
t
3
−
48
t
2
+
198
t
−
796
)
(
−
2
t
4
+
13
t
3
−
48
t
2
+
198
t
−
796
)
(
t
4
+
13
t
3
−
48
t
2
+
198
t
−
796
)
(
−
4
t
4
+
13
t
3
−
48
t
2
+
198
t
−
796
)
(
−
3
t
4
+
13
t
3
−
48
t
2
+
198
t
−
796
)
Question
4
4.
The quotient of
(
4
a
2
−
b
2
)
÷
(
−
2
a
+
b
)
is
(
−
a
−
b
)
(
−
2
a
−
3
b
)
(
−
2
a
−
b
)
(
−
3
a
−
b
)
(
−
2
a
+
b
)
Question
5
5.
The remainder when
(
−
3
m
4
+
5
m
3
−
8
m
2
−
6
m
+
9
)
is divided by
(
m
−
8
)
is
(
−
10282
)
(
−
10280
)
(
−
10278
)
(
−
10279
)
(
−
10277
)
Question
6
6.
The quotient when
(
−
3
f
)
is divided by
(
−
3
)
is
(
−
f
)
f
2
f
4
f
0
Question
7
7.
The quotient when
(
8
q
2
+
4
q
+
7
)
is divided by
(
q
−
1
)
is
(
9
q
+
12
)
(
7
q
+
12
)
(
11
q
+
12
)
(
5
q
+
12
)
(
8
q
+
12
)
Question
8
8.
The quotient when
(
−
5
q
4
−
4
q
3
−
8
q
2
+
q
+
6
)
is divided by
(
q
2
+
q
−
56
)
is
(
−
4
q
2
+
q
−
289
)
(
−
8
q
2
+
q
−
289
)
(
−
6
q
2
+
q
−
289
)
(
−
5
q
2
+
q
−
289
)
(
−
2
q
2
+
q
−
289
)
Question
9
9.
Which of the following is not an irreducible factor of
(
x
2
y
+
x
y
2
+
x
y
)
?
x
y
y
(
x
+
y
+
1
)
x
Question
10
10.
Factorize
49
a
3
−
81
a
(
7
a
+
9
)
(
7
a
−
9
)
a
(
7
a
−
9
)
(
7
a
2
+
9
)
a
(
7
a
+
9
)
(
9
a
−
7
)
a
(
7
a
2
+
9
)
(
9
a
−
7
)
a
(
7
a
+
9
)
(
7
a
2
+
9
)
a
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