cos(θ)= 35/37

Lösung

cos (θ) = \frac{35}{37}

θ = 0.33029 \dots + 2 πn, θ = 2 π - 0.33029 \dots + 2 πn

Grad

θ = 18.92464 \dots^{\circ} + 36 0^{\circ} n, θ = 341.07535 \dots^{\circ} + 36 0^{\circ} n

Schritte zur Lösung

cos (θ) = \frac{35}{37}

Wende die Eigenschaften der Trigonometrie an

cos (θ) = \frac{35}{37}

Allgemeine Lösung für

cos (θ) = \frac{35}{37}

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

θ = arccos (\frac{35}{37}) + 2 πn, θ = 2 π - arccos (\frac{35}{37}) + 2 πn

θ = arccos (\frac{35}{37}) + 2 πn, θ = 2 π - arccos (\frac{35}{37}) + 2 πn

Zeige Lösungen in Dezimalform

θ = 0.33029 \dots + 2 πn, θ = 2 π - 0.33029 \dots + 2 πn

sin (θ) = - 0.2761

8^{2} = 1 7^{2} + 1 5^{2} - 2 (17) (15) cos (A)

tan (x) = - 0.35

sin (0.5 x) = 0

3 sin (x) cos (x) = 0