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How to Factor a Cubic Polynomial. ... Let's say you're working with the equation: x 3 - 4x2 - 7x + 10 = 0. ... See if you can factor it out of the rest of the equation.


Factoring Cubics. The cubic function can be written down in standard polynomial form as $y=ax^3+bx^2+cx+d$ y = a x 3+ b x 2+ c x + d . In this form we can ...

May 15, 2013 ... Haha she took an easy equation and solved it :P Gal u wasted my time so I'm here to comment n waste few more seconds of mine ..


Now that we know how to factorise cubic polynomials, it is also easy to solve cubic equations of the form ax3+bx2+cx+d=0.


Factoring Cubic Polynomials. March 3, 2016. A cubic polynomial is of the form p( x) = a3x3 + a2x2 + a1x + a0. The Fundamental Theorem of Algebra guarantees ...


There is a neat trick called the rational roots theorem. All we have to do is factor the first and last numbers, put them over a fraction, and take ±. This gives us the ...


All cubic equations have either one real root, or three real roots. ... and then solve the quadratic by the usual means, either by factorising or using the formula. 2.


Solving a cubic equation, on the other hand, was the first major success story of Renaissance mathematics in Italy. The solution was first published by Girolamo ...


Sal factors 27x^6+125 as (3x^2+5)(9x^4-15x^2+25) using a special product form for a sum of cubes.