Question: A certain function f has inverse function f-1(x) = x3+2x+1. Use this to solve for x in the equation 3f(x)-1=5. (Hint: First solve for

A certain function f has inverse function f-1(x) = x3+2x+1. Use this

A certain function f has inverse function f-1(x) = x3+2x+1. Use this to solve for x in the equation 3f(x)-1=5. (Hint: First solve for what number f(x) must be, then use the inverse to find what number x must be.)

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