Odpowiedź:
F
S((-12+14)/2,(-11+9)/2)=S(1,-1)
|SO|=√(|0+1|²+|0+(-1)|²)=√2
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Odpowiedź:
F
S((-12+14)/2,(-11+9)/2)=S(1,-1)
F
|SO|=√(|0+1|²+|0+(-1)|²)=√2