Question

How do you solve the inequality `x^2 - 4x ≤ -3`?

Answer 1

`1 ≤ x ≤ 3`

Explanation:

`x^2−4x≤−3`

`x^2 - 4x + 2^2≤ 4 - 3`

`(x - 2)^2 ≤ 1`

`-1 ≤ x - 2 ≤ 1`

`1 ≤ x ≤ 3`