# Math

4x^3-6.68E-7x^2+1.67E-8x-1.04E-10 = 0

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1. wow. cubics are not generally easy to solve. Best bet is a graphical or numerical solution.

wolframalpha gives

http://www.wolframalpha.com/input/?i=4x^3-6.68E-7x^2%2B1.67E-8x-1.04E-10

The root is very close to zero, since
the function is very nearly 4x^3=0

Blowing up the graph a bit shows

http://www.wolframalpha.com/input/?i=4x^3-6.68E-7x^2%2B1.67E-8x-1.04E-10+for+x+%3D+-0.0004+to+0.0004

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posted by Steve

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