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Class VI
Class VII
Class VIII
Class IX
Class X
CBSE Grade IX - Polynomials
Question
1
1.
The remainder when
7
v
2
is divided by
(
v
+
8
)
is
447
449
445
448
450
Question
2
2.
(
5
a
+
b
)
2
(
25
a
2
+
8
a
b
+
b
2
)
(
26
a
2
+
10
a
b
+
b
2
)
(
25
a
2
+
10
a
b
+
b
2
)
(
24
a
2
+
10
a
b
+
b
2
)
(
25
a
2
+
13
a
b
+
b
2
)
Question
3
3.
The constant term in polynomial
(
3
q
−
3
)
is
0
-3
-5
-2
-4
Question
4
4.
The value of
90
1
2
✕
90
2
3
is
8205
1
3
8204
2
3
8206
8205
1
5
Question
5
5.
The degree of the polynomial
(
−
5
k
−
1
)
is
(-1)
0
3
2
1
Question
6
6.
Factorize
(
8
x
y
+
32
y
2
)
4
y
(
2
x
+
8
y
)
4
x
(
2
x
+
8
y
)
4
x
(
2
x
−
8
y
)
4
y
(
−
2
x
−
8
y
)
4
y
(
2
x
−
8
y
)
Question
7
7.
Factorize and divide
(
36
x
4
−
378
x
3
+
878
x
2
+
584
x
−
120
)
÷
(
−
x
2
+
11
x
−
30
)
(
−
36
x
2
−
18
x
+
4
)
(
−
36
x
2
+
18
x
+
4
)
(
−
36
x
2
+
30
x
−
4
)
(
−
36
x
2
−
30
x
−
4
)
(
−
6
x
2
+
26
x
+
20
)
Question
8
8.
Factorize
(
x
4
+
7
x
3
−
61
x
2
−
247
x
+
1260
)
(
x
+
7
)
(
−
4
)
(
−
5
)
9
(
x
+
7
)
(
4
x
−
4
)
(
3
x
−
5
)
(
3
x
+
9
)
(
x
+
7
)
(
−
x
−
4
)
(
−
2
x
−
5
)
(
−
x
+
9
)
(
x
+
7
)
(
2
x
−
4
)
(
2
x
−
5
)
(
2
x
+
9
)
(
x
+
7
)
(
x
−
4
)
(
x
−
5
)
(
x
+
9
)
Question
9
9.
(
−
3
a
+
4
b
+
2
c
)
2
(
8
a
2
−
24
a
b
−
12
a
c
+
16
b
2
+
16
b
c
+
4
c
2
)
(
9
a
2
−
26
a
b
−
12
a
c
+
16
b
2
+
16
b
c
+
4
c
2
)
(
9
a
2
−
21
a
b
−
12
a
c
+
16
b
2
+
16
b
c
+
4
c
2
)
(
10
a
2
−
24
a
b
−
12
a
c
+
16
b
2
+
16
b
c
+
4
c
2
)
(
9
a
2
−
24
a
b
−
12
a
c
+
16
b
2
+
16
b
c
+
4
c
2
)
Question
10
10.
The constant term in polynomial
(
8
n
3
−
n
2
−
8
n
−
4
)
is
-4
-7
-3
-5
-2
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