Find the domain of the function.
-$$f ( x ) = x ^ { 2 } + 2$$
A) $( - \infty , \infty )$
B) $[ - 2 , \infty )$
C) $( - 2 , \infty )$
D) $( - \infty , - 2 ) \cup ( - 2 , \infty )$

Question

Quizplus · Accepted Answer

The function $f(x) = x^2 + 2$ is a polynomial function, and polynomial functions are defined for all real numbers. Therefore, the domain is all real numbers, $(-\infty, \infty)$.

Find the Domain of the Function f(x)=x2+2f ( x ) = x ^ { 2 } + 2f(x)=x2+2

Find the Domain of the Function $f ( x ) = x ^ { 2 } + 2$