brenn126 brenn126
  • 14-10-2017
  • Mathematics
contestada

Find the zeros of the function
F(x)=x^2-5x+5

Respuesta :

kritter1
kritter1 kritter1
  • 14-10-2017
You would have to replace f(x) with zero and use quadratic formula 

f(x)=x^2-5x+5 
0=x^2-5x+5 

=(-b+-√b^2-4ac)/2a 
=(5+-√25-4(1)(5))/2
=(5+-√5)/2 

x=(5+√5)/2 or x=(5-√5)/2 

Both x values are completely applicable in the equation. 

Hope I helped :) 
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