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Mathematics
Mathematics
Problem
If a polynomial
s
(
x
)
s(x)
s
(
x
)
satisfies
s
(
3
)
=
7
s(3)=7
s
(
3
)
=
7
, can
x
=
3
x=3
x
=
3
be a zero of
s
(
x
)
s(x)
s
(
x
)
? Give a brief reason.
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