Question

How do you solve `abs(x)>=7`?

Answer 1

`x <= -7" or " x >= 7`

Explanation:

`"inequalities of the type " |x| >= a`

`"have solutions of the form "`

`x <= -a" or " x >=a`

`rArrx <= -7" or " x >=7`

`"in interval notation " (-oo,-7] uu [7,+oo)`
graph{|x| [-10, 10, -5, 5]}