Question of the Day By Maths GrindsBy stephen / 19/12/2020 Prove that if a function $f$ is bounded and monotonically decreasing on $[a,b]$ then it is Riemann-integrable on $[a,b]$. https://mathsgrinds.ie/wp-content/uploads/2020/12/2020-12-12_22-19-43.mp4