If a= 6+ 2rootinto 3 then find a-1/a

1.	If a= 6+ 2rootinto 3 then find a-1/a
Answer» Given. a=6+2√3 then a-1/aa=6+2√3 then a-1/a6+2√3-1/6+2√36+2√3-6-2√3 = 0 Answer....

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