Question

$2sin\frac{pi}{4} +\sqrt{2} *cos\frac{pi}{4}$

Answer 1

$2*sin\frac{\pi }{4}+\sqrt{2} *cos\frac{\pi }{4}= 2*\frac{\sqrt{2} }{2} +\sqrt{2} *\frac{\sqrt{2} }{2}=\sqrt{2}+1$

Ответ:  $\sqrt{2}+1$