Images SIN Π 6 COS

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Sin π 6 cos. 2sin 23п/12 cos. Sin 23π/6. Вычислить (sin π\2+2cos π\6)•sin π\4. Sin²3π/4.
2sin 23п/12 cos. Sin 23π/6. Вычислить (sin π\2+2cos π\6)•sin π\4. Sin²3π/4.

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