markelpointer markelpointer
  • 15-10-2014
  • Mathematics
Answered

find a polynomial of degree 3 with zeros of 4, 2i and -2i



Answer :

konrad509
konrad509 konrad509
  • 15-10-2014
[tex](x-4)(x-2i)(x+2i)=\\ (x-4)(x^2+4)=\\ x^3+4x-4x^2-16=\\ x^3-4x^2+4x-16[/tex]
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