SOLUTION: State whether the number (√2-√3)(√2+√3) is rational or irrational justify

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Question 764886: State whether the number (√2-√3)(√2+√3) is rational or irrational justify
Answer by ramkikk66(644)   (Show Source): You can put this solution on YOUR website!



applying the identity (a+b)*(a-b) = a^2 - b^2

= 

= 

Hence the expression is a rational.

:)

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