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kimbers kimbers
  • 03-06-2015
  • Mathematics
Answered

x^2-8x+5=0 Solve by completing the square.

Verified Answer :

konrad509
konrad509 konrad509
  • 03-06-2015

\(x^2-8x+5=0 \\ x^2-8x+16-11=0\\ (x-4)^2=11\\ x-4=-\sqrt{11} \vee x-4=\sqrt{11}\\ x=4-\sqrt{11} \vee x=4+\sqrt{11}\\\)

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