(arccos(1/2))/3

Lösung

\frac{arccos ( \frac{1}{2} )}{3}

\frac{π}{9}

Dezimale

20

Schritte zur Lösung

\frac{arccos ( \frac{1}{2} )}{3}

Verwende die folgende triviale Identität:

arccos (\frac{1}{2}) = \frac{π}{3}

arccos (\frac{1}{2})

x - 1 - \frac{3}{2} - \frac{2}{2} - \frac{1}{2} 0 \frac{1}{2} \frac{2}{2} \frac{3}{2} 1 arccos (x) π \frac{5 π}{6} \frac{3 π}{4} \frac{2 π}{3} \frac{π}{2} \frac{π}{3} \frac{π}{4} \frac{π}{6} 0 arccos (x) 18 0^{\circ} 15 0^{\circ} 13 5^{\circ} 12 0^{\circ} 9 0^{\circ} 6 0^{\circ} 4 5^{\circ} 3 0^{\circ} 0^{\circ}

= \frac{π}{3}

= \frac{\frac{π}{3}}{3}

Vereinfache

\frac{\frac{π}{3}}{3} : \frac{π}{9}

\frac{\frac{π}{3}}{3}

Wende Bruchregel an:

\frac{\frac{b}{c}}{a} = \frac{b}{c \cdot a}

= \frac{π}{3 \cdot 3}

Multipliziere die Zahlen:

3 \cdot 3 = 9

= \frac{π}{9}

= \frac{π}{9}

sin^{2} (9)

\frac{tan ( 5 0 ^{\circ} ) - tan ( 4 0 ^{\circ} )}{tan ( 1 0 ^{\circ} )}

0.12 \cdot cos (4.6199 (0.65999) - 3.0491)

tan (3 0^{\circ}) (\frac{563}{2000})

24 (sin (3 0^{\circ}))