de

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Beliebt Trigonometrie >

cos(x)= 9/13

Lösung

cos (x) = \frac{9}{13}

Lösung

x = 0.80611 \dots + 2 πn, x = 2 π - 0.80611 \dots + 2 πn

+1

Grad

x = 46.18693 \dots^{\circ} + 36 0^{\circ} n, x = 313.81306 \dots^{\circ} + 36 0^{\circ} n

Schritte zur Lösung

cos (x) = \frac{9}{13}

Wende die Eigenschaften der Trigonometrie an

cos (x) = \frac{9}{13}

Allgemeine Lösung für

cos (x) = \frac{9}{13}

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

x = arccos (\frac{9}{13}) + 2 πn, x = 2 π - arccos (\frac{9}{13}) + 2 πn

x = arccos (\frac{9}{13}) + 2 πn, x = 2 π - arccos (\frac{9}{13}) + 2 πn

Zeige Lösungen in Dezimalform

x = 0.80611 \dots + 2 πn, x = 2 π - 0.80611 \dots + 2 πn

Graph

Beliebte Beispiele

8sin^2(x)-10cos(x)-11=0

8 sin^{2} (x) - 10 cos (x) - 11 = 0

|tan(x)|=1,0<= x<= 2pi

∣ tan (x) ∣ = 1, 0 \leq x \leq 2 π

cos(x+90)=sin(x)+1

cos (x + 9 0^{\circ}) = sin (x) + 1

7 sec (x) - 11 = 0

sin(x)+(sqrt(3))/2 =0

sin (x) + \frac{3}{2} = 0