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PEN Problems
PEN G Problems
10
10
Part of
PEN G Problems
Problems
(1)
G 10
Source:
5/25/2007
Show that
1
π
arccos
(
1
2003
)
\frac{1}{\pi} \arccos \left( \frac{1}{\sqrt{2003}} \right)
π
1
arccos
(
2003
1
)
is irrational.
trigonometry
Irrational numbers