Question

if X =√3+√2/√3-√2, find x²+1/x² and x⁴+1/x⁴​

Answer 1

Answer:

follow my intro !

Explanation:

x =√3-√2

first find 1/x =√3+√2

: x+1/x = √3+√2 +√3-√2= 2√3

(x+1/x)²= (2√3)2

x²+1/x²+2 = 12

x²+1/x² =12-2

x²+1/x² = 10

find the other as same !