Sections 1.2 solutions

Note that any combination c 1 2 0 d 0 2 1 is

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Unformatted text preview: pendicular to ū 1 and ū 2 respectively. Note that any combination c 1, 2, 0  d 0, 2, 1 is perpendicular to ū 2 and that exhausts all the possibilities. 6. a) Any multiple of 1, 2 is perpendicular to 2, 1 . b) plane. (This is the plane x  y  z  0. c) line. (This is the line through the origin perpendicular to the plane containing the two given vectors) 8. a) Clearly false, since 1, 0, 0 is perpendicular to 0, 1, 0 and to 0, 0, 1 but those latter two vectors are not parallel. b) True: ū  v  2w  ū ...
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This document was uploaded on 02/19/2014 for the course MATH 441 at WVU.

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