2(cosπ4+isinπ4)\sqrt{2}\left(\cos \frac{\pi}{4}+i \sin \frac{\pi}{4}\right)2(cos4π+isin4π)
2(cosπ4−isinπ4)\sqrt{2}\left(\cos \frac{\pi}{4}-i \sin \frac{\pi}{4}\right)2(cos4π−isin4π)
2(cos3π4−isin3π4)\sqrt{2}\left(\cos \frac{3 \pi}{4}-i \sin \frac{3 \pi}{4}\right)2(cos43π−isin43π)
2(cos3π4+isin3π4)\sqrt{2}\left(\cos \frac{3 \pi}{4}+i \sin \frac{3 \pi}{4}\right)2(cos43π+isin43π)
