offers hundreds of practice questions and video explanations. Go there now.

Sign up or log in to Magoosh GRE Prep.

Archive | Math Concepts

Positive and Negative Square Roots on the GRE

Some questions to start: Can a square root be negative? Yes, there is such a thing as a negative square root. How would you deal with negative roots on the GRE? This question is actually fairly complicated, because it depends on how the GRE words the question. Let’s start with some practice problems before I […]

Continue Reading · 56

GRE Math Formula eBook

Based on your suggestions, our third Magoosh GRE eBook is a compilation of must-know GRE math formulas for you to reference and memorize as you study! Though memorizing a math formula (or twelve) isn’t the only way to study for GRE Quant, knowing certain frequently-tested formulas by heart will help you improve your speed on […]

Continue Reading · 86