Aolivares2539
Aolivares2539 Aolivares2539
  • 19-04-2017
  • Mathematics
contestada

How many real solutions does a quadratic equation have if its discriminant is zero?

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ghanami
ghanami ghanami
  • 19-04-2017
hello : 
ax²+bx +c =0
the discriminant is :b²-4ac
quadratic equation have one solution is x = -b/2a 
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