A) [tex3]\sqrt2[cos(\dfrac{\pi}{4})+isen(\dfrac{\pi}{4})][/tex3]
B) [tex3]\sqrt2[cos(\dfrac{3\pi}{4})+isen(\dfrac{3\pi}{4})][/tex3]
C) [tex3]\sqrt2[cos(\dfrac{5\pi}{4})+isen(\dfrac{5\pi}{4})][/tex3]
D) [tex3]\sqrt2[cos(\dfrac{\pi}{4})-isen(\dfrac{\pi}{4})][/tex3]
E) [tex3]\sqrt2[-cos(\dfrac{\pi}{4})-isen(\dfrac{\pi}{4})][/tex3]
Resposta
C