fabulouscoudray fabulouscoudray
  • 21-06-2018
  • Mathematics
contestada

what are the solutions of the quadratic equation x^2-16=0??

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wolf1728
wolf1728 wolf1728
  • 21-06-2018
Can be factored into:
(x +4) * (x-4) = 0
x = -4 and
x = 4


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altavistard
altavistard altavistard
  • 21-06-2018
You could factor that expression and get (x-4)(x+4) = 0.  Roots are {-4, 4}
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