Educational Prompt for High School Math Formulas on a Chalkboard

A prompt designed to generate a visually appealing and easy-to-understand image of high school entrance exam math formulas written on a chalkboard with color-coding for effective studying.

Please summarize the frequently used formulas for high school entrance exam mathematics, written on a chalkboard with chalk.
The formulas should be color-coded for each formula, resulting in a design that is easy to understand at a glance.