For the expression 1/(x – -1), which value of x is not allowed?
Note
A denominator cannot be zero. Set x - -1 = 0, which gives x = -1. That value is excluded because it would make the expression undefined.
For the expression 1/(x – -1), which value of x is not allowed?
A denominator cannot be zero. Set x - -1 = 0, which gives x = -1. That value is excluded because it would make the expression undefined.