Question: If a is a real number and n 2 is an integer, then which of the following expressions is equivalent to na, provided that

If a is a real number and n ≥ 2 is an integer, then which of the following expressions is equivalent to n√a, provided that it exists?(a) a-n (b) an (c) 1 an (d) a/n

(a) a-n (b) an (c) 1 an (d) a/n

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