Question

1) (х-1)²=1
2) (х+3)²-9=0
3) (х-5)²+16=0
4) (2х-1)²-100=0

Answer 1

Ответ:

1) x1=0 x2= 2

2) x1=-6 x2=0

3) x є R

4) x1=-9/2 x2 =11/2