Express z=1+iz = 1 + iz=1+i in polar form.
2(cosπ4+isinπ4)2(\cos \frac{\pi}{4} + i \sin \frac{\pi}{4})2(cos4π+isin4π)
2(cosπ3+isinπ3)\sqrt{2}(\cos \frac{\pi}{3} + i \sin \frac{\pi}{3})2(cos3π+isin3π)
2(cosπ4+isinπ4)\sqrt{2}(\cos \frac{\pi}{4} + i \sin \frac{\pi}{4})2(cos4π+isin4π)
cosπ4+isinπ4\cos \frac{\pi}{4} + i \sin \frac{\pi}{4}cos4π+isin4π