For what value of $a$ is $n^{4a-1}$ equal to $k$?

Source Texts

Text

n, k > 1

và

2 n^{5} = 5 k^{4}

For what value of

a

n^{4 a - 1}

equal to

k

0.53125

17/32

.531

.532

0.531

0.532