The image is a photograph of an open book titled "Review of Simple Mathematics" with the title "Chapter 38" on the top right corner. The book is open to a page with text and a table below it. The table is divided into three sections. 

The first section is titled "Basic Mathematics" and has a title that reads "Basic Exponential Function". Below the title, there is a description of the book's contents. The second section has a list of basic mathematical functions, including simple logarithms, dimensional analysis, and dimensional analysis. The third section has an image of a table with a number of columns and rows, and the fourth section has text that explains the different types of mathematical functions and their properties.

At the bottom of the page, there are numbers and text that provide further information about the book.