Calcula x
\nthroot3{4}^{x}=4
\nthroot5{8}^{x}=0.25
\nthroot4{4}^{x}=256
\nthroot5{2}^{x}=256
\nthroot5{16}^{x}=0.125
\nthroot5{0.25}^{x}=0.5
\nthroot3{8}^{x}=512
\nthroot5{1024}^{x}=0.125
\nthroot5{0.5}^{x}=512
\nthroot4{8}^{x}=128
\nthroot4{2}^{x}=0.25
\nthroot3{0.25}^{x}=128
\nthroot5{0.25}^{x}=32
\nthroot3{8}^{x}=8
\nthroot5{2}^{x}=512
\nthroot5{2}^{x}=0.125
\nthroot5{32}^{x}=0.5
\nthroot5{32}^{x}=512
\nthroot4{0.25}^{x}=2
\nthroot5{4}^{x}=0.5
\nthroot4{16}^{x}=1024
\nthroot4{1024}^{x}=512
\nthroot3{8}^{x}=64