Question

Which of the following is not an equivalent form of the compound inequality

x - 1 < -11 or x + 12 > 11

x < -10 or x > -1

A number line with an open circle on -10, shading to the left, and an open circle on -1, shading to the right.

x > -1 or x < -10

A number line with an open circle on -10, an open circle on -1, and shading in between.

Answer 1

able to get anywhere with this?

Answer 2

i believe it's the last one since it says and in it right?

Answer 3

the last one implies that you would have -10 < x < -1 which is not the same as x < -10 or x > -1, which is what x - 1 < -11 or x + 12 > 11 is

so you are 100% correct