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Class VI
Class VII
Class VIII
Class IX
Class X
CBSE Grade VIII - Factorisation
Question
1
1.
Which of the following is a factor of
27
x
4
y
5
z
?
x
y
6
z
x
z
x
5
z
x
4
z
2
x
z
2
Question
2
2.
The quotient when
9
y
is divided by
(
−
2
)
is
(
−
9
2
y
)
(
−
7
2
y
)
(
−
17
4
y
)
(
−
11
2
y
)
(
−
5
y
)
Question
3
3.
The quotient of
(
4
a
2
−
9
b
2
)
÷
(
−
2
a
−
3
b
)
is
(
−
2
a
+
5
b
)
(
−
a
+
3
b
)
(
−
2
a
+
b
)
(
−
3
a
+
3
b
)
(
−
2
a
+
3
b
)
Question
4
4.
The quotient when
(
−
6
e
3
−
3
e
−
1
)
is divided by
(
e
−
1
)
is
(
−
6
e
2
−
6
e
−
9
)
(
−
7
e
2
−
6
e
−
9
)
(
−
8
e
2
−
6
e
−
9
)
(
−
5
e
2
−
6
e
−
9
)
(
−
4
e
2
−
6
e
−
9
)
Question
5
5.
The quotient of
(
125
a
3
−
75
a
2
b
+
15
a
b
2
−
b
3
)
÷
(
5
a
−
b
)
is
(
25
a
2
−
10
a
b
+
b
2
)
(
25
a
2
−
7
a
b
+
b
2
)
(
24
a
2
−
10
a
b
+
b
2
)
(
25
a
2
−
12
a
b
+
b
2
)
(
26
a
2
−
10
a
b
+
b
2
)
Question
6
6.
The quotient when
(
−
t
4
+
4
t
3
+
7
t
2
−
9
t
−
8
)
is divided by
(
t
2
+
3
t
+
2
)
is
(
−
3
t
2
+
7
t
−
12
)
(
−
2
t
2
+
7
t
−
12
)
(
−
t
2
+
7
t
−
12
)
(
7
t
−
12
)
(
2
t
2
+
7
t
−
12
)
Question
7
7.
The quotient of
(
9
a
2
−
30
a
b
+
25
b
2
)
÷
(
−
3
a
+
5
b
)
is
(
−
3
a
+
5
b
)
(
−
3
a
+
7
b
)
(
−
4
a
+
5
b
)
(
−
2
a
+
5
b
)
(
−
3
a
+
3
b
)
Question
8
8.
The quotient when
(
−
4
n
2
−
6
n
)
is divided by
(
n
−
6
)
is
(
−
5
n
−
30
)
(
−
7
n
−
30
)
(
−
n
−
30
)
(
−
4
n
−
30
)
(
−
3
n
−
30
)
Question
9
9.
The remainder when
(
−
6
t
4
+
3
t
3
−
t
2
−
5
t
+
6
)
is divided by
(
t
2
−
6
t
−
27
)
is
(
−
3063
t
−
9741
)
(
−
3062
t
−
9741
)
(
−
3061
t
−
9741
)
(
−
3060
t
−
9741
)
(
−
3064
t
−
9741
)
Question
10
10.
Which of the following are not polynomials?
a)
144
x
2
+
1
144
x
2
b)
144
x
2
c)
(
11
x
+
9
y
)
d)
(
10
x
−
8
y
)
e)
√x
{d,b,a}
{c,e,a}
{b,a}
{c,e}
{a,e}
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