Question

Seno 225° + cos 330°

Answer 1

Oie, Td Bom?!

$= \sin(225°) + \cos(330°)$

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

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

$≈ 0,158919...$

Att. Makaveli1996