Question: Ex 5. Let f be a bounded function on a closed interval [a,b] with f(x)0 on [a,b]. Prove the following: (i) abfdx0. (ii) If f

Ex 5. Let f be a bounded function on a closed

Ex 5. Let f be a bounded function on a closed interval [a,b] with f(x)0 on [a,b]. Prove the following: (i) abfdx0. (ii) If f is continuous on [a,b] and abfdx=0, then f(x)=0 on [a,b]

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