Free GRE Practice Question

Question 1 of 1
ID: GRE-SM-9
Section: Quantitative Reasoning - Multiple Choice with one or more answer
Topics: Algebra; Functions
Difficulty level: Hard

Practice Mode: Single selected Question » Back to Overview

The table below shows different values of the functions $f(x)$ and $g(x)$ for $x$.

xf(x)g(x)
123
245
354
431
513

For what value(s) of $x$ is $f(g(x))=g(f(x))$?

Indicate all such values.

[ Note: Select one or more answer choices ]

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