Question

arccos √2/2 arcsin √2/2​

Answer 1

Arccos √2/2 arcsin √2/2​=π/4*π/4=π²/16

Answer 2

Ответ:

$arccos\dfrac{\sqrt2}{2}\cdot arcsin\dfrac{\sqrt2}{2}=\dfrac{\pi}{4}\cdot \dfrac{\pi}{4}=\dfrac{\pi ^2}{16}$