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Byju's Answer
Standard VIII
Mathematics
Factorisation by Common Factors
For polynomia...
Question
For polynomial
P
(
x
)
=
6
x
3
+
29
x
2
+
44
x
+
21
,find P(-2).
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Solution
Given :
P
(
x
)
=
6
x
3
+
29
x
2
+
44
x
+
21
Now,
P
(
−
2
)
=
6
(
−
2
)
3
+
29
(
−
2
)
2
+
44
(
−
2
)
+
21
=
6
(
−
8
)
+
29
(
4
)
−
88
+
21
=
−
48
+
116
−
88
+
21
=
1
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Q.
The product of two polynomials is
6
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