SOLUTION: {{{x^2-4x+2=0}}}
Please show me the working out to get {2 - sprt(2), 2 + sqrt(2)}
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Question 516139:
Please show me the working out to get {2 - sprt(2), 2 + sqrt(2)}
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
You can complete the square.
Take 1/2 of the coefficient of ,
square it , and add it to both sides
Take the square root of both sides
and also
----------------
So, the roots are:
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