Question

o valor de
$\sin \binom{\pi}{4} + \cos( \binom{\pi}{4} ) \times \cos( \binom{\pi}{2} ) + \frac{\pi}{4}$
é:

Answer 1

$\sin( \frac{\pi}{4} ) = \cos( \frac{\pi}{4} ) = \frac{ \sqrt{2} }{2}$
$\sin( \frac{\pi}{2} ) = 0$

$\frac{ \sqrt{2} }{2} + \frac{ \sqrt{2} }{2} \times 0 + 45$