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  • 18-05-2021
  • Mathematics
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Explain why the following function has zero real solutions.
x^2+4=0

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AFMW
AFMW AFMW
  • 18-05-2021
X^2+4 = 0 ... subtract 4 from each side
X^2+4-4 = 0-4
X^2 = -4
A square number can’t be negative
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