Answers

2014-06-12T09:26:20+08:00
Always remember pag quadtratic ganito ang formula ax^2+bx+c=0
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2014-06-12T09:30:20+08:00
Because the highest exponent in a quadratic equation is only 2. And based on your example  the highest exponent is 3 so it is not quadratic equation.
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