Найдите значение выражения
12/sin квадрат 37 +sin квадрат127
12/(sin^2(37) + sin^2(127)) = 12/(sin^2(90-53) + sin^2(180-53))=12/(cos^2(53) + sin^2(53))=12/1=12
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12/(sin^2(37) + sin^2(127)) = 12/(sin^2(90-53) + sin^2(180-53))=12/(cos^2(53) + sin^2(53))=12/1=12