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WendellHoppin556
WendellHoppin556 WendellHoppin556
  • 18-07-2014
  • Mathematics
Answered

How would you algebraically factor x squared minus 15?

Verified Answer :

Anonymous Anonymous
  • 18-07-2014

\(Use:a^2-b^2=(a-b)(a+b)\\-----------------------\\\\x^2-15=x^2-(\sqrt{15})^2=(x-\sqrt{15})(x+\sqrt{15})\)

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