If f(x)=x2−6x+5f(x) = x^2 - 6x + 5f(x)=x2−6x+5, find the range of xxx such that f(x)≤0f(x) \leq 0f(x)≤0 AND x>4x > 4x>4.
x∈(1,5]x \in (1, 5]x∈(1,5]
x∈(4,5]x \in (4, 5]x∈(4,5]
x∈[1,4]x \in [1, 4]x∈[1,4]
x>5x > 5x>5