Question

if X=3-2√2 then find the value of X+1/X​

Answer 1

Answer:

6

Step-by-step explanation:

x = 3 -2√2

then 1/x = 1/(3-2√2)

1/x = 1 ( 3+ 2√2) / (3-2√2)(3+2√2)

= 3+2√2/ (9 - 8)

1/x = 3 + 2√2

x+1/x = 3-2√2 + 3 +2√2

= 6