Find a function P(x) of least possible degree, having real coefficients, with the given zeros.1 + , 1 - , 1 + i

A. P(x) = x4 + 3x3 + 4x2 - 1
B. P(x) = x4 + 6x3 + 4x2 - 4
C. P(x) = x4 - 6x3 + 8x2 - 4
D. P(x) = x4 - 4x3 + 4x2 - 4

Answer: D

Mathematics

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