Question

if a =3+√8 then find the value of a-1/a​

Answer 1

a=3+√8

a-1/a

3+√8-1/3+√8

(3+√8)^2-1/3+√8

9+6√8+64-1/ 3+√8

72+6√8/3+√8

Answer 2

Answer:

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Step-by-step explanation:

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