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Neifou
@Neifou
July 2022
1
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Даю 100 б sin^2 a+ctg^2a +cos^2 a= 1)1 2)cos^2 2a 3)1/cos^2 a 4)1/sin^2a
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irinaisak10
Пошаговое объяснение:
Ответ: 4) 1/sin²α.
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Answers & Comments
Пошаговое объяснение:
Ответ: 4) 1/sin²α.