Find the specified domain and express it in interval notation.
-If $f ( x ) = x ^ { 3 }$ and g(x)=x+2 , evaluate $\left( \frac { \mathrm { f } } { \mathrm { g } } \right) ( - 2 )$

A) 1
B) Undefined
C) -8
D) 0

Question

Find the specified domain and express it in interval notation.
-If $f ( x ) = x ^ { 3 }$  and  g(x)=x+2 , evaluate  $\left( \frac { \mathrm { f } } { \mathrm { g } } \right) ( - 2 )$

A) 1
B) Undefined
C)  -8 
D) 0

Quizplus · Accepted Answer

The domain of $g(x) = x + 2$ excludes the value that makes the denominator zero. Since $g(-2) = 0$, the expression $\left( \frac { \mathrm { f } } { \mathrm { g } } \right) ( - 2 )$ is undefined because it involves division by zero.

Find the Specified Domain and Express It in Interval Notation f(x)=x3f ( x ) = x ^ { 3 }f(x)=x3

Find the Specified Domain and Express It in Interval Notation $f ( x ) = x ^ { 3 }$