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Class VI
Class VII
Class VIII
Class IX
Class X
CBSE Grade X - Polynomials
Question
1
1.
Given
f
(
q
)
=
(
6
q
−
9
)
,
find
f
(
0
)
-9
-11
-7
-10
-8
Question
2
2.
Find the roots of the quadratic equation
(
x
2
+
14
x
+
48
)
=
0
(
-5
,
-9
)
(
-6
,
-8
)
(
-3
,
-9
)
(
-5
,
-8
)
(
-3
,
-10
)
Question
3
3.
Factorize and divide
(
900
x
4
−
1921
x
2
+
900
)
÷
(
30
x
2
−
11
x
−
30
)
(
30
x
2
+
11
x
−
30
)
(
32
x
2
+
11
x
−
30
)
(
31
x
2
+
11
x
−
30
)
(
29
x
2
+
11
x
−
30
)
(
28
x
2
+
11
x
−
30
)
Question
4
4.
Find the table of points that satisfy
the parabola equation
y
=
(
−
2
x
2
)
x
-2
-1
0
0
2
y
-8
-2
0
-1
-8
x
-2
-1
0
1
4
y
-8
-2
0
-2
-6
x
-2
-1
0
1
2
y
-8
-2
0
-2
-8
x
-2
-1
-2
1
2
y
-8
-2
-2
-2
-8
x
-2
-1
1
1
2
y
-8
-2
-1
-2
-8
Question
5
5.
(
4
x
3
y
4
+
36
x
3
y
3
)
÷
2
x
y
2
=
(
2
x
2
y
2
+
18
x
y
2
)
(
18
x
2
y
2
z
+
2
x
2
y
2
)
(
2
x
3
y
3
+
18
x
2
y
)
(
2
x
2
y
2
+
18
x
2
y
)
(
2
x
3
y
4
+
18
x
2
y
)
Question
6
6.
The sum of the roots of the quadratic equation
(
5
x
2
−
30
x
−
35
)
=
0
is
9
5
4
6
7
Question
7
7.
From the following graph of
x = p(y)
, find the roots of
p(y)
-4, -1 and -8
4, -1 and 2
-4, -1 and 2
-4, 4 and 8
-4, 3 and 2
Question
8
8.
If
α
=
3
8
,
β
=
3
4
,
γ
=
7
9
are the roots of the cubic equation
a
x
3
+
b
x
2
+
c
x
+
d
= 0
,
then find
c
a
7
32
37
32
137
72
(
−
7
32
)
(
−
37
32
)
Question
9
9.
If
α
=
1
4
,
β
=
5
3
,
γ
=
5
6
are the roots of the cubic equation
a
x
3
+
b
x
2
+
c
x
+
d
= 0
,
then find
d
a
25
72
11
4
(
−
25
72
)
(
−
11
4
)
145
72
Question
10
10.
From the graph, find the approximate values of '
x
' for which
y
=
-7
-1.38
,
1.38
0.12
,
-0.12
-0.88
,
0.88
-0.38
,
0.38
-1.88
,
1.88
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