What inputs are defined for the expression? $$\frac { 4 } { x + 8 }$$
A) $ \mathrm {~R} , x \neq - 8$
B) $R, x \neq 0$
C) $ \mathrm { R } , x \neq - 4$
D) $R , x \neq 8$
E) $R , x \neq 4$

Question

Quizplus · Accepted Answer

The expression is undefined when the denominator is zero, which occurs when $x + 8 = 0$, or $x = -8$. Thus, all real numbers except $-8$ are valid inputs.

What Inputs Are Defined for the Expression 4x+8\frac { 4 } { x + 8 }x+84​

What Inputs Are Defined for the Expression $\frac { 4 } { x + 8 }$