Find the domain.
-$$f ( x ) = x ^ { 2 } - 5$$
A) $\{ x \mid x$ is a real number and $x \neq \}$
B) $\{ x \mid x$ is a real number and $x \neq \sqrt { - 5 } \}$
C) $\{ x \mid x$ is a real number and $x z - 5 \}$
D) All real numbers

Question

Quizplus · Accepted Answer

The function is a polynomial which is defined for all real numbers. Therefore, the domain is all real numbers.

Find the Domain f(x)=x2−5f ( x ) = x ^ { 2 } - 5f(x)=x2−5

Find the Domain $f ( x ) = x ^ { 2 } - 5$