SOLUTION: Multiply. (sqrt11 - sqrt5)(sqrt11 + sqrt5) Thanks

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Question 43011: Multiply.
(sqrt11 - sqrt5)(sqrt11 + sqrt5)
Thanks
Answer by fractalier(6550)   (Show Source): You can put this solution on YOUR website!
Like any (a+b)(a-b) = a^2 - b^2 we get
(sqrt11 - sqrt5)(sqrt11 + sqrt5) =
11 - 5 =
6
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