bsinclair86bs bsinclair86bs
  • 25-05-2018
  • Mathematics
contestada

What is the difference of squares of x squared + 25

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sqdancefan
sqdancefan sqdancefan
  • 25-05-2018
x² + 25 = x²- (-25)

The square root of -25 is imaginary, so this is factored using complex numbers as
  (x -5i)*(x +5i)
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Аноним Аноним
  • 25-05-2018
 I think  its x^2 - 25  ( as its a difference)

This factors to (x - 5)(x + 5)  Answer
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