proof crcle

= 2 1 - 2 m n ( n t 1 ) ( 2 hth ) olduguny 1 = 1 gosteriniz . 6 PROOF IT n mn D 3 le = 1 2 ( 3 ) ( n + 1 ) ( 3 ) + ( nt1 ) ( 2 ) 3 13 2 ( not 1 ) . n ( 1 -) ( + 1 ) . n 1= ( n+1 )n ( 2 ( 1 - 1 ) 1 + 3 ) 3 2 6 G