Question

Which value of x must be excluded from the domain of the function y=12/2(x+6)
-6
12
-12
6

Answer 1

What value would make the denominator 0?

Answer 2

-6?

Answer 3

\[y = \frac{ 12 }{ 2(x+6) }\]

What value given in your options would make the denominator 0, try it yourself by substituting the following values in x.

Answer 4

Bingo, good job :)