solving polynomial eqn: -5x^3 + 5x^2 + 12x = 0

\(\displaystyle \L -5x^3 + 5x^2 + 12x = 0\)

\(\displaystyle \L -x(5x^2 - 5x - 12) = 0\)

one root is x = 0 ... obtain the other two by using the quadratic formula.

\(\displaystyle \L x = \frac{5 \pm \sqrt{265}}{10}\)
 
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