Предмет: Алгебра, автор: kamillaisaeva

Упростить:
sin((3/2)п+a)ctg((п/2)-a)+sin(п-a)+ctg((3п/2)-a)

Ответы

Автор ответа: ilyasuper666
0
Извини, нагрязнил немногр.. Пользовался только формулами приведения (загугли, если не знаешь)
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