Răspunsuri

2014-05-25T13:36:54+03:00
(2^k) / x^(k/2) = [2^(k/2)] * [2^(k/2)] / [x^(k/2)] = (2*2/x)^(k/2) = (4/x)^(k/2)                       

Semnul  "^"  inseamna "la puterea"   

1 5 1