If x = 2+
, find the value of x3 + 
.
Given 
and given to find the value of 
We have 
We know that ,
By putting 
we get
The value of 
is 52.
7
If x = 2+, find the value of x3 + .
Given and given to find the value of
We have
We know that ,
By putting we get
The value of is 52.