A portion of the graph of f(x) = −x2 + 6x − 5 is shown. Which of the following describes all solutions for f(x)? a partial parabola opening down and passing through 1 comma 0 and 5 comma zero with endpoints at 0 comma negative 5 and 6 comma negative 5 (x, y) for all real numbers (x, −x2 + 6x − 5) where 0 ≤ x ≤ 6 (x, −x2 + 6x − 5) where 1 ≤ x ≤ 5 (x, y) where 1 ≤ x ≤ 5