Question

Sen240-cos150+tg330 ?

Answer 1

Resolução:
$sen(240)-cos(150)+tg(330)$

$- \frac{ \sqrt{3} }{2} -(- \frac{ \sqrt{3} }{2})+(- \frac{ \sqrt{3} }{3})$

$- \frac{ \sqrt{3} }{2}+ \frac{ \sqrt{3} }{2} - \frac{ \sqrt{3} }{3}$

$- \frac{ \sqrt{3} }{3}$

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