What is a cubic polynomial function in standard form that has the following roots: 2, (1-2i)

a. x^3 + 4x^2 + 9x + 10
b. x^3 - 4x^2 + 9x - 10
c. x^3 + 9x - 10
d. x^3 - 4x^2 + x + 10

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