A: N is a square number because 20.25 = 0.5, and 16 squared equals 16 squared. The answer is (D).
Answer the following multiple choice question with options (a), (b), (c), (d), (e) by reasoning step-by-step.
Q:If N = 2^0.25 and N^b = 16, b must equal Answer Choices: A)3/80 B)3/5 C)4 D)16 E)80/3