Question

The common solution set for real x, of inequation x4– x2 – 12 ≤ 0 and x2 – 5x + 4 ≥ 0 is


[–2, 2]


[–2, 4]


[–2, 1]


[4, ∞)

Answer 1

Answer:

2 2

Step-by-step explanation:

this is the right answer