Question

Решите уравнения
а) (х-5)²(х-12)=0

б) (х²-2х)(х²-2х-2)
=8

Answer 1

а)
$(x - 5) ^{2} (x - 12) = 0 \\ (x - 5) ^{2} = 0 \\ x - 12 = 0 \\ x = 5 \\ x = 12$