Suppose P and Q are two different partitions of the interval [a, b], and f: [a, b] → R is a bounded function. True or false: L(P, f) ≤ U(Q, f), where L(P, f) is the lower Darboux sum of f for P, and U(Q, f) is the upper Darboux sum of f for Q. O True O False

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