SOLUTION: This is for geometry.
Please solve
2x=x^2-2
thank you
Algebra.Com
Question 245083: This is for geometry.
Please solve
2x=x^2-2
thank you
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Please solve
2x=x^2-2
----------------
x^2 - 2x -2 = 0
---
Use the quadratic formula:
x = [-2 +- sqrt(4 - 4*1*-2)]/2
---
x = [-2 +- sqrt(12)]/2
---
x = [-1 +- sqrt(3)]
x = -1+sqrt(3) or x = -1-sqrt(3)
======================================
Cheers,
Stan H.
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