SOLUTION: Multiply.
(7+√8)(7-√(8))=
(Simplify your answer. Type an exact answer, using radicals as needed.)
Algebra.Com
Question 468542: Multiply.
(7+√8)(7-√(8))=
(Simplify your answer. Type an exact answer, using radicals as needed.)
Answer by Tatiana_Stebko(1539) (Show Source): You can put this solution on YOUR website!
Formula (a-b)(a+b)=a^2-b^2
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