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Mathematics
Mathematics
Problem
One of the factors of
p
(
a
)
=
a
5
+
a
+
1
p(a) = a^5 + a + 1
p
(
a
)
=
a
5
+
a
+
1
is given by (1)
a
2
+
a
+
1
a^2 + a + 1
a
2
+
a
+
1
(2)
a
2
−
a
+
1
a^2 - a + 1
a
2
−
a
+
1
(3)
a
2
−
a
−
1
a^2 - a - 1
a
2
−
a
−
1
(4)
−
a
2
+
a
−
1
-a^2 + a - 1
−
a
2
+
a
−
1
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