peaches1496 peaches1496
  • 27-04-2017
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(x^2+78x)^1/5=3
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acharminga11 acharminga11
  • 27-04-2017
 x =(-78+√6144)/2=-39+16√ 6 = 0.192
Rearrange the equation by subtracting what is to the right of the equal sign from both sides of the equation : 

                     (x^2+78*x)^1/5-(3)=0 
x2 + 78x Simplify ———————— 5

Pull out like factors :

   x2 + 78x  =   x • (x + 78) 

x • (x + 78) ———————————— - 3 = 0 5
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