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MusicFan97
@MusicFan97
July 2022
2
3
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Решите уравнение:
cos(п/2 + t) = -
√3/2
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olgaanna
Методы решения тригонометрических уравнений ... cos2x – sin2x – cosx = 0. ... первого уравнения находим: x/2 = arctg1 + П n, т.е. x/2 = П /4 + П n, x = П /2 + ... m1 = 3/2;. m2 = -1. Возвращаясь к переменной х получаем два уравнения: ..
2 votes
Thanks 1
vadim899
Sint=корень из 3/2;
t=(-1)^n*pi/3+pik;
1 votes
Thanks 0
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Answers & Comments
t=(-1)^n*pi/3+pik;