garciaanahi727 garciaanahi727
  • 13-12-2017
  • Mathematics
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how many real solutions does x^2+5x+6=0

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MuchoE
MuchoE MuchoE
  • 13-12-2017
Lets factor it and see
[tex] {x}^{2} + 5x + 6 = 0 \\ (x + 3)(x + 2) = 0 \\ x + 3 = 0 \\ x = - 3 \\ x + 2 = 0 \\ x = - 2[/tex]
There are 2 solutions x=-2 and x=-3.
Try graphing it youll see it crosses the x axis twice.
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