Photos COS ПИ X

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Cos пи x. Cos3x=1,3. Cos Pi(x-1)/3. Cos пи x-1 /3 1/2. Cos x пи/3 0.
Cos3x=1,3. Cos Pi(x-1)/3. Cos пи x-1 /3 1/2. Cos x пи/3 0.

See also