6) Let F: [a, B] → R Be A Bounded Function On [a, B]. If F Is Darboux Integrable On [a, B], Show That For Every E > 0 There Exists A Partition Pe Of [a, B] Such That O S UCF,P)-Mf
6) Let f: [a, b] → R be a bounded function on [a, b]. If f is Darboux integrable on [a, b], show that for every e > 0 there exists a partition Pe of [a, b] such that O s UCF,P)-Mf