CruzHolzerland976 CruzHolzerland976

06-08-2014
Mathematics

Answered

Factor this polynomial completely over the set of complex numbers.
x^3-x^2-4x+4

Answer :

konrad509 konrad509

06-08-2014

[tex] x^3-x^2-4x+4 =\\ x^2(x-1)-4(x-1)=\\ (x^2-4)(x-1)=\\ (x-2)(x+2)(x-1)[/tex]

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