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Mathematics 16 Online
OpenStudy (anonymous):

Factor 25x2-64

jhonyy9 (jhonyy9):

(5x-8)(5x+8)

OpenStudy (phi):

It may not be obvious, but this is a case of \( a^2-b^2 = (a-b)(a+b) \) Here \(25x^2 \) is the same as \( (5x)^2 \) and 64 is \(8^2 \)

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