cos(θ)=-0.19

Lösung

cos (θ) = - 0.19

θ = 1.76195 \dots + 2 πn, θ = - 1.76195 \dots + 2 πn

Grad

θ = 100.95278 \dots^{\circ} + 36 0^{\circ} n, θ = - 100.95278 \dots^{\circ} + 36 0^{\circ} n

Schritte zur Lösung

cos (θ) = - 0.19

Wende die Eigenschaften der Trigonometrie an

cos (θ) = - 0.19

Allgemeine Lösung für

cos (θ) = - 0.19

cos (x) = - a \Rightarrow x = arccos (- a) + 2 πn, x = - arccos (- a) + 2 πn

θ = arccos (- 0.19) + 2 πn, θ = - arccos (- 0.19) + 2 πn

θ = arccos (- 0.19) + 2 πn, θ = - arccos (- 0.19) + 2 πn

Zeige Lösungen in Dezimalform

θ = 1.76195 \dots + 2 πn, θ = - 1.76195 \dots + 2 πn

9 cos^{2} (x) = 2

tan (θ) = \frac{6}{14}

tan (θ) = \frac{6}{15}

tan (x) = \frac{10}{3}

csc^{2} (x) - csc (x) - 2 = 0, - π \leq x \leq π