4. Find range of the following real functionsf: R R. Should clearly specify the interval. For example, given f(x) = x2, the range should be writen as {r |1 2 0}. (a) f(x) = = 3x +1 (b) f(x) = 5 – x2 Find the inverse fiunctions of these real functions

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A: Topic = Functions

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A: topic- application of derivatives

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