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1)a=3√3-1
b=3+√3c=?
a²+b²=c²
(3√3-1)²+(3+√3)²=c²
27-6√3+1+9+6√3+3=c²
40=c²
c=√40=2√10
2)
5%=110zl
100%=x zł
5x=100·110
5x=11000 /:5
x=2200zł ---->odpowiedz