10cos(29)-20cos(39)-300cos(32)

Lösung

10 cos (2 9^{\circ}) - 20 cos (3 9^{\circ}) - 300 cos (3 2^{\circ})

- 261.21115 \dots

Schritte zur Lösung

10 cos (2 9^{\circ}) - 20 cos (3 9^{\circ}) - 300 cos (3 2^{\circ})

Vereinfache zur Dezimalform

= - 261.21115 \dots

arcsin (\frac{1.33}{1.46})

tan (\frac{12}{24})

\frac{cot ^{2} ( \frac{90}{2} )}{cot ^{2} ( \frac{50}{2} )}

cos^{2} (2 3^{\circ}) - sin^{2} (2 3^{\circ})

cot (\frac{2}{3})