Prep Club for GRE

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GreenlightTestPrep received 2 Kudos for post Re: When a=x+(1/x) and b=x-(1/x), what is a^2 – b^2?.

GiverPostDate
YkayonuRe: When a=x+(1/x) and b=x-(1/x), what is a^2 – b^2?19-Jan-2024
CarcassRe: When a=x+(1/x) and b=x-(1/x), what is a^2 – b^2?05-Feb-2021

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