x+1
-------=0
x+2
D: x+2 ≠0
x≠-2
x+1=0
x=-1 <--- nalezy do dziedziny
odp:
x=-1
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x+1
-------=0
x+2
D: x+2 ≠0
x≠-2
x+1=0
x=-1 <--- nalezy do dziedziny
odp:
x=-1