## Thomas' Calculus 13th Edition

As seen in the graph, it is an odd function and is symmetric about the origin. Increasing region: $(-\infty,0)$ and $(0,\infty)$
Function: $y=-\frac{1}{x}$ As can be seen from the function and graph, it is an odd function and is symmetric about the origin. Increasing region: $(-\infty,0)$ and $(0,\infty)$ Decreasing regioin: none