x=1 f(4)=-1/f(2) x=-1 f(2)=-1/f(0) f(0)=-1/f(2) Nisbati = 1 A Abituriyentlarga yuboring. @DTM_TEST – kanaliga azo bolish https://t.me/joinchat/AAAAAFiUIFz7e4YduWiZUA 19 views07:53