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Further complex numbers — Question 175

Original QCE Vault practice · 1 mark

Q175 · Practice questionTechnology-freeComplex familiar1 mark

QUESTION 175

The polynomial p(z)=z2−2iz−2p(z)=z^2-2iz-2 has zero 1+i1+i. Which is its other zero?
(A)
1−i1-i
(B)
−1−i-1-i
(C)
−1+i-1+i
(D)
1+i1+i
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