Question

If x^99-1/x^99=11 then find the value of x

Answer 1

Answer:

solved below

Step-by-step explanation:

x^99 - 1/x^99=11

let x^99 = k

k - 1/k = 11

k² - 11k - 1 = 0

k = (11 ± √125)/2 = x^99

x = log{ (11 ± √125)/2} / 99