Mathematics

Mathematics

Problem

Let f(x)=5−2xf(x)=\sqrt{5-2x}. Determine the domain of f′(x)f'(x). a) (−∞, ∞)(-\infty,\,\infty) b) (2.5, ∞)(2.5,\,\infty) c) (−∞, 2.5)(-\infty,\,2.5) d) (−∞, 2.5](-\infty,\,2.5]

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