Consider the following subset of ℝ:
U = {x ∈ ℝ : x2 - 9x + 18 ≤ 0, x2 - 7x +12 ≤ 0}.
Which one of the following statements is true?
1
inf U = 5.
2
inf U = 4.
3
inf U = 3.
4
inf U = 2.
Consider the following subset of ℝ:
U = {x ∈ ℝ : x2 - 9x + 18 ≤ 0, x2 - 7x +12 ≤ 0}.
Which one of the following statements is true?