The function's domain is essentially the collection of all potential input values, usually described as x-values, which yield a legitimate outcome. To ascertain the domain, one must pinpoint values that could render the function undefined or lead to a negative square root or logarithm, since these are generally not included.
| Topic | Problem | Solution |
|---|---|---|
| None | RATIONAL EXPRESSIONS Restriction on a variable in… | The expression is undefined when the denominator equals zero. So, we need to find the values of $x$… |
| None | Find all excluded values for the expression. That… | The expression is undefined when the denominator equals zero. Therefore, we need to find the value … |