de

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Beliebt Algebra >

|x^2-4|=3

Lösung

x^{2} - 4 = 3

Lösung

x = - 7 or x = - 1 or x = 1 or x = 7

+1

Dezimale

x = - 2.64575 \dots, x = - 1, x = 1, x = 2.64575 \dots

Schritte zur Lösung

x^{2} - 4 = 3

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

or

u = - a

x^{2} - 4 = - 3 or x^{2} - 4 = 3

x^{2} - 4 = - 3 or x^{2} - 4 = 3

(x = - 1 or x = 1) or (x = - 7 or x = 7)

x = - 7 or x = - 1 or x = 1 or x = 7

Graph

Beliebte Beispiele

vereinfachen (x^{1/3}y)^3sqrt(x^2y^2)

s im pl i f y (x^{\frac{1}{3}} y)^{3} x^{2} y^{2}

5 x^{2} + 4 x - 9 = 0

7 + 3 \cdot 4 - 2

vereinfachen sqrt(1/18)

s im pl i f y \frac{1}{18}

faktorisieren x^2(x^2-1)-9(x^2-1)

f a c t or x^{2} (x^{2} - 1) - 9 (x^{2} - 1)