Question

If x = 3 + 2√2 . Find x^2 + 1/x^2

Answer 1

Answer:

34

Step-by-step explanation:

x = 3 + 2√2 and 1/x = 3 - 2√2

put the value of x and 1/x

(3 + 2√2)² + (3 - 2√2)²

9 + 8 +12√2 + 9 + 8 - 12√2

9 + 9 + 8 + 8

18 + 16

34

hope this help you please mark a brainliest