4sin^2(400)

Lösung

4 sin^{2} (40 0^{\circ})

1.65270 \dots

Schritte zur Lösung

4 sin^{2} (40 0^{\circ})

Vereinfache zur Dezimalform

= 1.65270 \dots

cos (240 0^{\circ})

(sin (0))^{2}

2 cos^{2} (3 0^{\circ}) + 3 sin^{2} (3 0^{\circ})

\frac{tan ( 31 5 ^{\circ} ) - cos ( 78 0 ^{\circ} )}{tan ( - 13 5 ^{\circ} ) - sin ( 21 0 ^{\circ} )}

2 - 2 cosh (3 - 2)