Chapter 5 - Section 5.2 - Properties of Rational Functions - 5.2 Assess Your Understanding - Page 351: 15

All real numbers; $x \ne 3$

Work Step by Step

The domain of the function is all real numbers, except for when the denominator is 0. Thus, we let the denominator equal 0: $$x-3 = 0 \\ x=3$$ Thus, the domain is all real numbers besides x=3.

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