GRE Quant · Chapter Test
Integers & Number Properties — 25-Question Test
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Formula Reference Sheet
This chapter
Parity (odd / even)
| even ± even | even |
|---|---|
| odd ± odd | even |
| odd ± even | odd |
| even × anything | even |
| odd × odd | odd |
Signs & special numbers
| negative × negative | positive |
|---|---|
| (negative)^even | positive |
| (negative)^odd | negative |
| Absolute value | |x| = distance from 0 (never negative) |
| n consecutive integers | product divisible by n! |
GRE reference
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