Find the zeros of the polynomial function and state the multiplicity of each.f(x) = x4 - 7x2 + 12

A. -2, multiplicity 1; 2, multiplicity 1; -, multiplicity 1
B. 4, multiplicity 1; 3, multiplicity 1
C. 4, multiplicity 1; -, multiplicity 1; , multiplicity 1
D. -2, multiplicity 1; 2, multiplicity 1; -, multiplicity 1; , multiplicity 1


Answer: D

Mathematics

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