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Function $g$ is defined as follows: \(g(x) = \left\{ \begin{array}{cl} 5x^2 & \text{if } x \le -3, \\ 21+x& \text{if }-3 < x \le 10, \\ 2-\sqrt{x}& \text{if }x > 10. \end{array}\right.\)This function has an inverse.   What is g^-1(-7)

 Apr 30, 2023
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\(g^{-1}(-7) = 28\)

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 Apr 30, 2023

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