## College Algebra (11th Edition)

By calculating the values of $f(x)=x^2-1$ and $g(x)=x^2$ we can see that for every corresponding x-value, each $f(x)$ value is 1 less than the $g(x)$ value. Therefore the graph of $f(x)$ is exactly the same as the graph of $g(x)=x^2$ but translated 1 unit down.