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Photos SIN Π Α CTG Π Α
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Sin π α ctg π α
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See also
Ctg 2 π 4
Sin π 8 sin π 4
Π связь и в молекулах
Sin π 6 sin π 7
T g x π
Sin2 π 3
Cosx 2x π
Sin 3π a cos π a
Cos 5 π 7
Cosx 3 2 π π 2
