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griffithcxc
@griffithcxc
July 2023
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181471qwe
Ответ:
sin2x*cosy=sin(2x+y)+sin(2x-y)/2
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griffithcxc
July 2023 | 0 Ответы
Sin 20 + sin 40 - cos 10
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Ответ:
sin2x*cosy=sin(2x+y)+sin(2x-y)/2