Cevaplar

2012-10-03T20:44:38+03:00

4²+5²+2.4.5(-1/2) =300

1 5 1
2012-10-03T20:46:18+03:00

cevap 21 dir .
 

4²=16 5²=25 2.4.5(-1/2)=(-20)
Buradan 16+25-20=41-20=21 
 
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