Найдите tg150° * sin150°.. Created by yuuigftyyyy. algebra-ru

Найдите tg150° * sin150°....

yuuigftyyyy @yuuigftyyyy

July 2022 1 12 Report

Найдите tg150° * sin150°.

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Verified answer

$tg150^\circ \cdot sin150^\circ =tg(180^\circ -30^\circ )\cdot sin(180^\circ -30^\circ )=\\\\=-tg30^\circ \cdot sin30^\circ =-\frac{\sqrt3}{3}\cdot \frac{1}{2}=-\frac{\sqrt3}{6}$

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Verified answer

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