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Given f(x) = x² + 4 for x ≥ 0, find f−¹(x). ƒ ¹(x) = What is the domain of f-¹? Enter your answer in interval notation. Domain​

PLEASE HELP FASTGiven fx x 4 for x 0 find fx ƒ x What is the domain of f Enter your answer in interval notation Domain class=