1=|-9s|

Lösung

1 = ∣ - 9 s ∣

s = - \frac{1}{9} or s = \frac{1}{9}

Dezimale

s = - 0.11111 \dots, s = 0.11111 \dots

Schritte zur Lösung

1 = ∣ - 9 s ∣

Tausche die Seiten

∣ - 9 s ∣ = 1

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

- 9 s = - 1 or - 9 s = 1

- 9 s = - 1 or - 9 s = 1

s = - \frac{1}{9} or s = \frac{1}{9}

0 = - ∣ x + 6 ∣

∣ 3 x - 9 ∣ + 4 = 3

x^{2} + 2 x = 2 - ∣ x ∣

x + x^{2} + 4 - 4 x = 2

∣ 4 k ∣ = 8