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fishnce fishnce
  • 14-07-2014
  • Mathematics
Answered

Factor completely x2 - 36.

I think this is Prime is that correct

Verified Answer :

AL2006
AL2006 AL2006
  • 14-07-2014

No.  It's the difference of two squares, and so can be easily factored:

x² - 36 = (x + 6) (x - 6)

Multiply those out and you'll see.

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Lilith
Lilith Lilith
  • 14-07-2014

\(x^2 - 36=(x-6)(x+6)\\\\\\a^2-b^2 = (a-b)(a+b)\)


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