How to solve (x + 1) square-2 (x-1) less than or equal to 4x

How to solve (x + 1) square-2 (x-1) less than or equal to 4x

(x + 1) square-2 (x-1) ≤ 4x (x + 1) square-2 (x-1) - 4x ≤ 0 (x + 1) square-6x + 2 ≤ 0 x square-4x + 3 ≤ 0 (x-1) (x-3) ≤ 0 1 ≤ x ≤ 3