найдите значение выражения -37tg63°/tg117°
-37*tg(90°-27°)/tg(90°+27°) = -37*ctg(27°)/(-ctg(27°)) = 37
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-37*tg(90°-27°)/tg(90°+27°) = -37*ctg(27°)/(-ctg(27°)) = 37