Question

13) Solve l4x-5l≥-2​

Answer 1

Step-by-step explanation:

Review of Absolute Value

The rules you need to know in order to be able to solve the question in this tutorial.

1) | x | = 0 if x = 0

2) | x | = x if x > 0

3) | x | = - x if x < 0

4) The equation | x | = k with k < 0 has no real solutions.

5) The equation | x | = k , k ≥ 0 is equivalent to x = k or x = - k