cube root of cos(pi)+isin(pi/2)

Lösung

3 cos (π) + i sin (\frac{π}{2})

0.79370 \dots + 0.79370 \dots i

Schritte zur Lösung

3 cos (π) + i sin (\frac{π}{2})

Vereinfache zur Dezimalform

= 0.79370 \dots + 0.79370 \dots i

tan (- \frac{π}{5})

\frac{1}{2} (cos^{2} (2 2^{\circ})) (cos^{2} (2 2^{\circ}))

arccos (37)

5 cos (26 0^{\circ})

sin (24 0^{\circ}) + cos (12 0^{\circ})