|x-2|=10

Lösung

∣ x - 2 ∣ = 10

x = - 8 or x = 12

Schritte zur Lösung

∣ x - 2 ∣ = 10

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

x - 2 = - 10 or x - 2 = 10

x - 2 = - 10 or x - 2 = 10

x = - 8 or x = 12

s im pl i f y (\frac{5}{4})^{2}

∣ x + 28 ∣ < 42

f a c t or 3 x^{3} - 9 a x^{2} - x + 3 a

4 m^{2} + 7 m = 6

f a c t or 2 a^{2} + 7 a + 3