A Write Equation Defines The Exponential Function

(a) Write an equation that defines the exponential function with base a > 0.
(b) What is the domain of this function?
(c) If a ≠ 1, what is the range of this function?
(d) Sketch the general shape of the graph of the exponential function for each of the following cases.
(i) a > 1 (ii) a = 1 (iii) 0

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