Answer:
x≤-2 or x≥4
Explanation:
Its because the direction the arrow is facing depends on the sign. So if the sign is ≤ it would go backward(or into the negatives) and its the opposite for the other sign. If the dot on the arrow it filled in then it will have a line under the sign like this: ≤. If it is a open circle it looks like this: <.