author: thomas broderick

- 
        ap calculus review: optimizationthis review article is all about optimization. here, you’ll learn the tools and techniques for setting up and solving these often difficult problems. and along the way, we’ll work out a few examples! optimization the method of optimization uses derivatives to find maximum or minimum values. however, the functions that need to be optimized typically… 
- 
        themes across apush: expansionthe latest post in our series focuses on apush themes: expansion. you’ll be able to practice the skill of examining patterns of change and continuity over time by looking at one apush theme: territorial expansion throughout u.s. history. 
- 
        how to calculate your gpa (bonus gpa calculator worksheet)you probably know that your gpa plays a huge role in high school and your college applications. whether you’re a freshman or a senior, we’ll explain everything you need to know about grade point averages, and show you how to calculate gpa results on your own with magoosh’s free, downloadable gpa calculator. 
