de

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Beliebt Trigonometrie >

cos(a)=0.42

Lösung

cos (a) = 0.42

Lösung

a = 1.13735 \dots + 2 πn, a = 2 π - 1.13735 \dots + 2 πn

+1

Grad

a = 65.16541 \dots^{\circ} + 36 0^{\circ} n, a = 294.83458 \dots^{\circ} + 36 0^{\circ} n

Schritte zur Lösung

cos (a) = 0.42

Wende die Eigenschaften der Trigonometrie an

cos (a) = 0.42

Allgemeine Lösung für

cos (a) = 0.42

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

a = arccos (0.42) + 2 πn, a = 2 π - arccos (0.42) + 2 πn

a = arccos (0.42) + 2 πn, a = 2 π - arccos (0.42) + 2 πn

Zeige Lösungen in Dezimalform

a = 1.13735 \dots + 2 πn, a = 2 π - 1.13735 \dots + 2 πn

Graph

Beliebte Beispiele

6/(sin(60))= 4/(sin(x))

\frac{6}{sin ( 6 0 ^{\circ} )} = \frac{4}{sin ( x )}

10=14+8sin((pit)/(12))

10 = 14 + 8 sin (\frac{π t}{12})

sin(4x)cos(x)-cos(4x)sin(x)=1

sin (4 x) cos (x) - cos (4 x) sin (x) = 1

sec (θ) = \frac{10}{6}

solvefor x,2cos(3x)=-sqrt(3)

so l v e f or x, 2 cos (3 x) = - 3