Wyznacz ciąg arytmetyczny wiedząc że a3=2 i a6=2/27
a3+3r=a6
3r=2/27-2=-52/27
r= - 52/81
2=a1-52/81
a1=2 i 52/81
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a3+3r=a6
3r=2/27-2=-52/27
r= - 52/81
2=a1-52/81
a1=2 i 52/81