Question

să se calculeze sin 30°+cos 45°+sin 60°​

Answer 1

sin 30° + cos 45° + sin 60° =

$\frac{1}{2} + \frac{ \sqrt{2} }{2} + \frac{ \sqrt{3} }{2} = \frac{1 + \sqrt{2} + \sqrt{3} }{2}$