Răspuns:
||3x+1|-4|=0
|3x+1|-4=0
|3x+1|=4
cazul 1:
3x+1=4
x=1
cazul 2:
3x+1=-4
x=-5/3∉Z NU
Kawaiimath
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Răspuns:
||3x+1|-4|=0
|3x+1|-4=0
|3x+1|=4
cazul 1:
3x+1=4
x=1
cazul 2:
3x+1=-4
x=-5/3∉Z NU
Kawaiimath