Find the linear factorization of the polynomial and find all roots of the polynomial. f(x) = x2 + 49
A. f(x) = (x + 7i)(x - 7i), roots: ± 7i
B. f(x) = (x + 7i)2, roots: ± 7i
C. f(x) = (x + 7)2, roots: ± 7
D. f(x) = (x + 49i)(x - 49i), roots: ± 49i
Answer: A
Mathematics
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