Patrat perfect !

deleter · Post by **deleter** » Fri Mar 21, 2008 7:16 pm

Se da numarul de forma \( \bar {aabb} \) , patrat perfect , in baza 10.

Virgil Nicula · Post by **Virgil Nicula** » Fri Mar 21, 2008 7:36 pm

Indicatie : \( \overline {aabb}=11\ \cdot\ \overline {a0b} \) .

handleman · Post by **handleman** » Fri Mar 21, 2008 7:46 pm

ce trebuie sa faci????

deleter · Post by **deleter** » Fri Mar 21, 2008 7:50 pm

Ooops! am gresit la enunt ! trebuie sa se afle numarul

, nu este voie sa se posteze exercitii care se pot da la o olimpiada , sau de difictultate mare ?! problema asta am postato , dar am facut-o

deleter · Post by **deleter** » Fri Mar 21, 2008 7:51 pm

Oricum , multumesc pentru indicatie , Domnu` Nicula

handleman · Post by **handleman** » Sat Mar 22, 2008 1:36 pm

dupa indicatie \( \bar{aabb} \)=\( 11^{2} \)\( n^{2} \)
n apartine{3;4;5;6;7;8;9}=>n=8=>\( \bar{aabb} \)=7744