Question

If x = 3 + 2 root 2 , find whether x = 1/x is rational or irrational. Best answer will get Brainliest.

Answer 1

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Answer 2

Step-by-step explanation:

x=3+2√2

X1=1/x

=1/3+2√2

Multiplying and dividing by rationalizing factor , which is 3-2√2

= 3-2√2

_________

(3)^2-(2√2)^2

=. 3-2√2

__________

9-8

=3-2√2

_________

1

=3-2√2 which is irrational because √2 is there