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Mathematics 8 Online
OpenStudy (anonymous):

(5+√3)(5-√3)

OpenStudy (anonymous):

when something is in the form (a+b)(a-b), it is equal to (a^2 - b^2). So in this case, the answer would be 25-3 = 22

OpenStudy (diyadiya):

25-3 =22 since (a+b)(a-b)=a^2-b^2

OpenStudy (anonymous):

22

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