Вопрос школьника по предмету Математика
Вычислить :
Sin 750=
Найти значение остальных тригонометрических функций :
Sin a=1/2 и 0<а<п/2
Ответ учителя по предмету Математика
sin(750) = sin(30) = 1/2
sin(a) = 1/2 a = Пи/6
Вычислить :
Sin 750=
Найти значение остальных тригонометрических функций :
Sin a=1/2 и 0<а<п/2
sin(750) = sin(30) = 1/2
sin(a) = 1/2 a = Пи/6
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