Question

Rezolvati in q ecuatiile
1)|x|=1/4
2)|x+1|=1/4
3)|x|= -1/4
4)|x+1|=0​

Answer 1

Răspuns:

1) |x|=1/4

x=1/4

x=4

2) |x+1|=1/4

x-1=1/4

x-1=4

x=4+1

x=5

3) |x|=-1/4

x=-1/4

x=-4

4) |x+1|=0

x-1=0

x=0+1

x=1