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Math help 

 
critical  Sep 16, 2018
 #1
avatar+12727 
+2

Use Quadratic Formula

\(x = {-b \pm \sqrt{b^2-4ac} \over 2a}\)

 

a =1   b = -5  c = -8    to find   x =   (5-sqrt57)/2      x = (5+sqrt57)/2

 
ElectricPavlov  Sep 16, 2018
edited by ElectricPavlov  Sep 16, 2018
edited by ElectricPavlov  Sep 16, 2018

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