Question

If x= 3 + 2√2, then check whether +1/is rational or irrational.

Answer 1

Step-by-step explanation:

Given x = 3+2√2

x +1/x

= 3+2√2+1/3+2√2

= 3+2√2 + 3-2√2/3+2√2(3-2√2)

= 3+2√2 +3-2√2/3² - (2√2)²

= 3+2√2 + 3-2√2/9-8

= 3+2√2 + 3-2√2

= 6 Which can be written in p/q forrm. (6/1)

Therefore it's a rational number!.

Answer 2

Step-by-step explanation:

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