if x=3-2√2 then find the value of x+1/x
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Answer:
6
Step-by-step explanation:
⇒ x = 3 - 2√2
⇒ 1/x = 1 / 3-2√2 = 1(3+2√2)/(3-2√2)(3+2√2)
⇒ 3 + 2√2 / 9 - 8 = 3 + 2√2
⇒ x + 1/x = 3 - 2 √2 + 3 + 2√2
⇒ 3 + 3 = 6
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