👤

Dau coroana!!!!!
Repede!!!!


Dau CoroanaRepede class=

Răspuns :

25=5²; 49=7²
((5/7)^2)^1007 :(5/7)^2012=
(5/7)^2014 :(5/7)^2012=
(5/7)^(2014-2012)=
(5/7)²=25/49