|n|=4

Lösung

∣ n ∣ = 4

n = - 4 or n = 4

Schritte zur Lösung

∣ n ∣ = 4

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

n = - 4 or n = 4

∣ m ∣ - 6 = 12

2 - 7 ∣ 5 x + 3 ∣ = - 33

6 ∣ v ∣ = 0

∣ x - 640 ∣ = 90

9 - 2 \cdot ∣ - 8 + n ∣ = - 3