Linear Algebra Solutions 92

Linear Algebra Solutions 92 - z C € T d €€ 4 d 4444 Qd4...

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Unformatted text preview: z C € T d €€ 4 d 4444 Qd4 4 O 4d 4 d ¡ 4 d ¡4 d ¡4 ¡ ¡ ¡  d d d d P d L €€ 4 4 €€ 4 4 M €€44 4 4D 4 4 4 Ey x where n = ˆ Hence 1 PQ E P Q is a unit vector which is orthogonal to X and Y . n = t(X × Y ), ˆ where t = ±1/||X × Y ||. Hence E | AB ·(X × Y )| PQ = . ||X × Y || 17. We use the formula of the previous question. Line L has the equation P = A + sX , where 2 E X =AC = −3 . 3 Line M has the equation Q = B + tY , where 1 E Y =BD= 1 . 1 Hence X × Y = [−6, 1, 5]t and ||X × Y || = 95 √ 62. 4 ...
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This note was uploaded on 12/19/2011 for the course MAS 3105 taught by Professor Dreibelbis during the Fall '10 term at UNF.

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