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0
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X^3+CX+D=0

 

Pretend X^3 is X cubed
 

 Apr 8, 2016
 #1
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0

please

 Apr 8, 2016
 #2
avatar+33661 
+5

Have a look at https://en.wikipedia.org/wiki/Cubic_function for the solution to this cubic equation.

 Apr 8, 2016

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