Question

0,75^1/8*4^1/4*12^7/8

Answer 1

0,75^(1/8)*4^(1/4)*12^(7/8)=3/4^(1/8)*4^(1/4)*4^(7/8)*3^(7/8)=3^(1/8)*4^(-1/8)*4^(9/8)*3^(7/8)=3*4=12