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Byju's Answer
Standard VIII
Mathematics
Factors of Algebraic Expressions and Factorisation
Let px = x2...
Question
Let
p
(
x
)
=
x
2
−
4
x
+
3
find the value of
p
(
0
)
,
p
(
1
)
,
P
(
2
)
,
p
(
3
)
and obtain zeroes of the polynomial
p
(
x
)
.
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Solution
Let
p
(
x
)
=
x
2
−
4
x
+
3
p
(
0
)
=
0
2
−
4
(
0
)
+
3
=
0
+
0
+
3
=
3
p
(
1
)
=
1
2
−
4
(
1
)
+
3
=
1
−
4
+
3
=
0
p
(
2
)
=
2
2
−
4
(
2
)
+
3
=
4
−
8
+
3
=
−
1
p
(
3
)
=
3
2
−
4
(
3
)
+
3
=
9
−
12
+
3
=
0
We observe that
P
(
1
)
and
p
(
3
)
are zeroes of the polynomial.
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1
Similar questions
Q.
Find
p
(
0
)
,
p
(
1
)
and
p
(
2
)
for polynomial
p
(
x
)
=
x
2
−
x
+
1
.
Q.
The quadratic polynomial
p
(
x
)
has the following properties:
p
(
x
)
≥
0
for all real number,
p
(
1
)
=
and
p
(
2
)
=
2
value of
p
(
0
)
+
p
(
3
)
is equal to
Q.
If
p
(
x
)
=
x
2
−
5
x
−
6
,
then find the values of
p
(
1
)
,
p
(
2
)
,
p
(
3
)
,
p
(
0
)
,
p
(
−
1
)
,
p
(
−
2
)
,
p
(
−
3
)
Q.
Let
p
(
x
)
be a polynomial satisfying
p
(
x
3
)
=
x
2
p
(
x
2
)
and
p
(
0
)
=
−
3
,
p
′
(
1
3
)
=
0
,
p
(
1
)
=
2
.
Then the value of
p
(
3
)
is
Q.
The cubic polynomial
p
(
x
)
satisfies
p
(
0
)
=
1
,
p
(
1
)
=
20
,
p
(
2
)
=
40
,
p
(
3
)
=
60.
Then the value of
p
(
4
)
is
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