5. If f: R+R is the function f(x) = x(x), then f is a 1-1 onto function from R to itself. Express the inverse function f

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5 If F R R Is The Function F X X X Then F Is A 1 1 Onto Function From R To Itself Express The Inverse Function F 1 (14.76 KiB) Viewed 47 times

5. If f: R+R is the function f(x) = x(x), then f is a 1-1 onto function from R to itself. Express the inverse function f-1 explicitly in terms of r. It is probably useful to split this into two cases depending upon whether x > 0 or r < 0.