Question Number 101568 by Quvonchbek last updated on 03/Jul/20

Answered by mr W last updated on 03/Jul/20

x^(25) ×(((1+3)(1+3^2 )...(1+3^(25) ))/3^(1+2+...+25) )=1  x^(25) ×(((1+3)(1+3^2 )...(1+3^(25) ))/3^(13×25) )=1  ⇒x=(3^(13) /(((1+3)(1+3^2 )...(1+3^(25) )))^(1/(25)) )