Автор - tokaev111

tg Пx/2)=1 помогите

Ответ

Автор - salijan2005

tg(pix/2)  =  1

pix/2  =  pi/4  +  pin    |  *  2/pi

x  =  pi/4 * (2/pi)  +  pin * (2 / pi)

x  =  1/2  +  n/2   n  ∈  N

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