Determine the value or values that are excluded from the following expression.
-$\frac { x + 5 } { x ^ { 2 } + 36 }$
A)-6, -5, 6
B)-6, 6
C)0, -36
D)none

Question

Quizplus · Accepted Answer

The expression $\frac{x + 5}{x^2 + 36}$ is defined for all real numbers because the denominator $x^2 + 36$ is never zero for any real value of $x$. The expression $x^2 + 36$ is always positive, so there are no values of $x$ that make the denominator zero.

Determine the Value or Values That Are Excluded from the Following