+0  
 
0
177
1
avatar+3444 

Help.

NotSoSmart  Nov 3, 2017
 #1
avatar+89876 
+1

-11x^2 = x + 11    rewrite as

 

11x^2 + x + 11  = 0

 

The discriminant is

 

1^2  - 4(11)(11)     which is < 0

 

So.....anytime the discriminant < 0.....we have no real solutions

 

 

cool cool cool

CPhill  Nov 3, 2017

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