Question

which of the following expressions is equal to -1 for some values of x

|1-x|+6

|1-x|+4

|1-x|+2

|1-x|-2

Answer 1

Answer:

  |1 -x| -2

Step-by-step explanation:

The absolute value is always non-negative, so the only way the expression will have a negative value is if some negative number is added to the absolute value. Only one answer choice does this:

  |1 -x| -2

Answer 2

Answer:

|1-x|-2

Step-by-step explanation:

Absolute value will always be positive.

|1-x| will be always positive.

|1-x|-2 expressions is equal to -1 for some values of x