4arctan(1/5)-arctan(1/239)

Lösung

4 arctan (\frac{1}{5}) - arctan (\frac{1}{239})

0.78539 \dots

Dezimale

45

Schritte zur Lösung

4 arctan (\frac{1}{5}) - arctan (\frac{1}{239})

Vereinfache zur Dezimalform

= 0.78539 \dots

csc (\frac{6 π}{5})

\frac{4}{tan ( 4 5 ^{\circ} )}

50 sin^{3} (\frac{π}{3})

cos^{4} (3 0^{\circ})

cos (\frac{π}{6} + \frac{1}{4})