Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN: 9780470458365
Author: Erwin Kreyszig
Publisher: Wiley, John & Sons, Incorporated
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Let A = 11 -1 -1 5 -7 -1 T (a) Show that x Ax ≥ 0 for any x € R³. (b) Find a non-zero vector x = R³ such that xª Ax = 0. -7 -1 5
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Transcribed Image Text:Let A = 11 -1 -1 5 -7 -1 T (a) Show that x Ax ≥ 0 for any x € R³. (b) Find a non-zero vector x = R³ such that xª Ax = 0. -7 -1 5
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