Question

-5tg(-5pi/3)/корень из 3

Answer 1

$frac{-5tg( frac{-5 pi }{3} )}{ sqrt{3} } = frac{-5tg(-2 pi + frac{pi }{3} )}{ sqrt{3} } = frac{-5tg( frac{pi }{3} )}{ sqrt{3} } = frac{-5 * sqrt{3} }{ sqrt{3} } = -5$