a Find t if 2i + tj + (t 2)k and ti + 3j + tk are perpendicular. b Find r, s, and t if a
Chapter 12, Problem 22(choose chapter or problem)
a Find t if 2i + tj + (t 2)k and ti + 3j + tk are perpendicular. b Find r, s, and t if a = 0 @ 1 2 3 1 A, b = 0 @ 2 2 r 1 A, and c = 0 @ s t 1 1 A are mutually perpendicular
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