0.617=1-(1/x^0.4) whats the x?
0.617=1-(1/x^0.4) rearrange as
1/ x^0.4 = 1 - 0.617
1 / x^0.4 = 0.383 and we can write
x^0.4 = 1 /0.383 [ 0.4 = 2/5 ]
x^(2/5) = 1 / 0.383
[x^(2/5)]^(5/2) = [ 1/ 0.383 ] ^(5/2)
x = [ 1 / 0.383]^(5/2) ≈ 11.0155
