
Home > CALC > Chapter 1 > Lesson 1.3.2 > Problem 1-114
1-114.
State the domain for each of the following functions.
You should recognize that
is the equation of a semi-circle with radius and center at the origin.
The parent function,
, has an open domain of .
Factor the denominator. Remember, that the domain cannot support zeros in the denominator.
The numerator and denominator will be restricted in different ways. Combine both restrictions.
Domain:
,