Saltire Software

Inverse of Functions

Let f(x) be defined as a function. If g(x) is the inverse, this means that f(g(x))=g(f(x))=x 

What does the inverse look like compared to the original function? The red curve is the original function and the yellow curve is the inverse.

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A function is also defined as a one to one mapping of an input to an output. What does this suggest about the nature of the inverse of functions?

What does the inverse of sin(x) look like?

App generated by Geometry Expressions