Graph the solution of the following inequality on the number line.The solution is [ 4,6]Is the circle closed or opened? Please let me know

x^2 - 10x ≤ -24
x^2 -10x + 24 ≤ 0
Factor:
(x-6) (x-4) ≤ 0
plot x=4 and x=6, both must be solid circles. then connect the 2 points.
solution is [4,6]