SOLUTION: How would I find the x intercept in the following equation: x^2-2x=1?
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Question 95557: How would I find the x intercept in the following equation: x^2-2x=1?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
find the x intercept in the following equation: x^2-2x=1?
x^2-2x-1=0
x=[2+-sqrt(4-4*-1)]/2
x = [2 +- 2sqrt(2)]/2
x = 1 +- sqrt2
x = 1+sqrt2 (one of the x-intercepts)
x = 1-sqrt2 (the other x-intercept)
============
Cheers,
Stan H.
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