icdvjnf21311 icdvjnf21311 05-03-2024 Mathematics contestada Find the values of x in the set of real numbers R for which the function is both defined and continuous. f(x) =√(x²-256) A. x < -16 or x > 16 B. x ≤ -16 or x ≥ 16 C. x < -4 or x > 4 D. x ≤ -4 or x ≥ 4