Question

If a=3+2√2 find a-1/a?

Answer 1

Answer:

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Step-by-step explanation:

a=3+2√2

a-l/a=3+2√2-1/3+2√2

      =2+2√2/3+2√2

      =2(1+√2)/3+2√2

Answer 2

Step-by-step explanation:

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