Photos SINX SIN 2 Π X

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Sinx sin 2 π x. Sin 2x = π/4. Sin^2*π/4. Sin(2π-x). Sin⁡〖(х/2〗 - π/6) = 1.
Sin 2x = π/4. Sin^2*π/4. Sin(2π-x). Sin⁡〖(х/2〗 - π/6) = 1.

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