Bacon's GRE/GMAT Equation Guide
Math
Equation/identities that are essential to know for the GRE and GMAT
Sample Data
| Front | When a perfect square ends with an even number of zeros... |
| Back | the square root of such a perfect square will have exactly half of the number of zeros to the right of the final nonzero digit as the perfect squareEx:\(\sqrt{10000}=100\) |
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| Front | Zero Slope |
| Back |
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| Front | Perfect Square Unit Digits Rule |
| Back | Perfect Squares only have the unit digits of 0, 1, 4, 5, 6, or 9. Perfect Squares NEVER end in 2, 3, 7, or 8 |
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