Images T 2 КОРЕНЬ

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T 2 корень. Sin(2x-п/4)=-1/2. Sin(x/2-п/6)=1. Sin (п/2 - 2x). Sin(2x-п/4)=1.
Sin(2x-п/4)=-1/2. Sin(x/2-п/6)=1. Sin (п/2 - 2x). Sin(2x-п/4)=1.

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