Question

cos 45° +tg 60°+sin60°-cos30°​

Answer 1

Răspuns:

√2/2+√3+√3/3-√3/3=√2/2 +√3

Explicație pas cu pas:

Answer 2

$cos \: 45° + tg \: 60° + sin \: 60° - cos \: 30°$

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

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

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

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