Question

If x=2-√3, find the value of (x+1/x) of power 3

Answer 1

Step-by-step explanation:

x=2-√3

=>1/x = 1/(2-√3)

=>1/x=2+√3

Now,

x-(1/x)=(2-√3)-(2+√3)

=>x-(1/x)=-2√3

=>{x-(1/x)} ³=-24√3