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Faded

19/01/2018 at 15:11
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Polynomial Analysis into Factors :

\(A=x^4+6x^3+7x^2-6x+1\)




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    FC Alan Walker 21/02/2018 at 17:43

    We have: \(A=x^4+6x^{^3}+7x^2-6x+1\)

                        \(=\left(x^4+6x^3+9x^2\right)-\left(2x^2+6x\right)+1\)

                        \(=\left(x^2+3x\right)^2-2\left(x^2+3x\right)+1\)

                        \(=\left(x^2+3x-1\right)^2\)


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