Question: Find an explicit formula for f 1 and use it to graph f 1 , f, and the line y = x on the same

Find an explicit formula for f–1 and use it to graph f–1, f, and the line y = x on the same screen. To check your work, see  whether the graphs of f and f–1 are reflections about the line.

f(x) = √4x + 3

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