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Soros Olympiad in Mathematics
II Soros Olympiad 1995 - 96 (Russia)
10.2
sin 28^o ? tg21^o (II Soros Olympiad 1997-98 R3 10.2)
sin 28^o ? tg21^o (II Soros Olympiad 1997-98 R3 10.2)
Source:
June 6, 2024
algebra
trigonometry
Problem Statement
Without using a calculator, find out what is greater:
sin
2
8
o
\sin 28^o
sin
2
8
o
or
t
g
2
1
o
tg21^o
t
g
2
1
o
?
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