Please help in factorising this polynomial. y = 2x^3 - x^2 - 8x + 4 also x + 2 is a factor i used the remainder theorem and then long divided the equation and i ended up with.. (x+2)(2x+1)(x-3) help? lol many thanks
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Originally Posted by raiden Please help in factorising this polynomial. y = 2x^3 - x^2 - 8x + 4 also x + 2 is a factor i used the remainder theorem and then long divided the equation and i ended up with.. (x+2)(2x+1)(x-3) help? lol many thanks Correction *Rayden not Raiden. Anyways, You have, Group terms as, Factor, Factor again, Factor again,
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