Question

please solve this in copy , urgently​

Answer 1

x=2+√3

x=2+√31/x=2-√3

x=2+√31/x=2-√3(x+1/x) =2+√3+2-√3 =4

x^3+1/x^3=

(x+1/x) ^3-3(x+1/x)

(4)^3-3(4)

64-12

52