Princeton Review GRE Prep, 2021 by The Princeton Review

Author:The Princeton Review [The Princeton Review]
Language: eng
Format: epub
Publisher: Random House Children's Books
Published: 2020-07-28T00:00:00+00:00

Zero Exponents

Sometimes ETS will give you an exponent question that, after you have successfully manipulated it, results in a base number raised to a power of 0. Any nonzero number raised to a power of 0 is equal to 1. Consider the following example.

43 × 4–3 = 43–3 = 40 = 1

Exponent Tips Beyond the Five Rules

Sometimes you will have an exponent problem for which none of the five rules discussed apply. If you reach this point, there are two tips to keep you moving forward.

Tip 1: Rewrite Terms Using Common Bases

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