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South Africa Contests
South Africa National Olympiad
1998 South africa National Olympiad
1
1
Part of
1998 South africa National Olympiad
Problems
(1)
Rational?
Source: South Africa 1998
9/30/2005
Is
log
10
8
\log_{10}{8}
lo
g
10
8
rational?
logarithms
number theory
prime factorization
rational number
irrational number