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oliviakir
@oliviakir
August 2022
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Найдите наименьший корень (в градусах) уравнения sin3х cos3х = -√3/4, принадлежащий промежутку [-210°; -30°]
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hermit65
1/2 ( sin6x + sin0 ) = - r3/4
sin 6x = - r3/4 : 1/2
sin 6x =r3/2
6x= П/3 + 2 Пn и 6x= 2/3П +2 пn решаем оба уравнения
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Answers & Comments
sin 6x = - r3/4 : 1/2
sin 6x =r3/2
6x= П/3 + 2 Пn и 6x= 2/3П +2 пn решаем оба уравнения