#### gamja

##### Active Member

- Joined
- Dec 14, 2022

- Messages
- 118

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- HSC
- 2023

- The graphs of y=f(x) [ for x>=0] and y=invf(x) [which I calculated to be ]meet at exactly one point P. Let α be the x-coordinate of P. Explain why α is a root of the equation

x^3 +x -1 = 0.