4cos(10)

Lösung

4 cos (1 0^{\circ})

3.93923 \dots

Schritte zur Lösung

4 cos (1 0^{\circ})

Vereinfache zur Dezimalform

= 3.93923 \dots

2 sin (10 5^{\circ}) cos (10 5^{\circ})

sec (arcsin (\frac{12}{13}))

1 + sin (\frac{π}{4})

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

tan (arcsin (\frac{7}{10}))