Algebra Archive: Questions from May 11, 2023
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Sea R 3 el producto interior euclidiano. ¿Para qué
valores de k u y v son ortogonales?
(a) u = (2, 1, 3), v = (1, 7, k).
(b) u = (k, k, 1), v = (k, 5, 6).
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Sea E(θ) = sen2 (24πθ). Sea P = {2, 3/2, 4/3, 5/4, 6/5, 7/6,
8/7, 9/8, 10/9, 1} una partición del intervalo [1, 2 ]. Calcula
UE(P) y LE(P). Explique su razonamiento, prestando atención a por
qué
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