[tex]sin(x- \pi /4)=1/ \sqrt{2} [/tex]. Created by D1g. matematika-ru

tex]...

July 2022 1 10 Report

[tex]sin(x- \pi /4)=1/ \sqrt{2} [/tex]

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granny23 Значит x-пи/4= пи/4+2*пи*k, k= 0, +-1? +-2,...
и x-пи/4= 3*пи/4+2*пи*k, k= 0, +-1? +-2,... откуда
x1=пи/2+2*пи*k, k= 0, +-1? +-2,...
x2=пи+2*пи*k, k= 0, +-1? +-2,...

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