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Beliebt Trigonometrie >

cos(x)= 8/13

Lösung

cos (x) = \frac{8}{13}

Lösung

x = 0.90792 \dots + 2 πn, x = 2 π - 0.90792 \dots + 2 πn

+1

Grad

x = 52.02012 \dots^{\circ} + 36 0^{\circ} n, x = 307.97987 \dots^{\circ} + 36 0^{\circ} n

Schritte zur Lösung

cos (x) = \frac{8}{13}

Wende die Eigenschaften der Trigonometrie an

cos (x) = \frac{8}{13}

Allgemeine Lösung für

cos (x) = \frac{8}{13}

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

x = arccos (\frac{8}{13}) + 2 πn, x = 2 π - arccos (\frac{8}{13}) + 2 πn

x = arccos (\frac{8}{13}) + 2 πn, x = 2 π - arccos (\frac{8}{13}) + 2 πn

Zeige Lösungen in Dezimalform

x = 0.90792 \dots + 2 πn, x = 2 π - 0.90792 \dots + 2 πn

Graph

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