Write a polynomial function of least degree with integral coefficients that has the given zeros of 5 and -2i

Mathematics Posted by admin

QUESTION POSTED AT 18/04/2020 - 06:50 PM

Answered by admin AT 18/04/2020 - 06:50 PM

Hello :
f(x) = (x-5)(x+2i)
      = x² +2ix -5x-10i
f(x) = x² +(2i-5)x -10i 
coefficients : a =1      b = 2i-5     c =-10i
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