Find a polynomial function of lowest degree with rational coefficients that has the given numbers as some of its zeros.2 + i, 2
A. f(x) = x3 - 6x2 + 13x - 10
B. f(x) = x3 + 6x2 + 13x + 10
C. f(x) = x3 - 2x2 - (3 - 4i) x + 6 + 8i
D. f(x) = x3 + 7x2 + 12x + 10
Answer: A
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Use DeMoivre's Theorem to write the expression in rectangular form.4
A. - -
i
B. - +
i
C. - +
i
D. - -
i
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