normal to a plane (vectors in 3-D)

First posting: Wednesday, 26 March 2003 11:22:41 PM

Angie

this is probably easier than i think but please help. the question: which of the following vectors is a normal to plane 3x-2y+7z=11? a) (1,1,2) b) (3,5,6) c) (6,-4,22) d) (6,-4,14) e) (-4, 14, 22) i tried to solve it using cross product but didn't succeed. please try to answer as asap cuz i have my exam in two days.
RESPONSES

Seth | (65.174.2.158) | Friday, 19 September 2003 6:15:53 AM
D

someone sensible | (69.134.38.129) | Tuesday, 1 February 2005 7:22:40 PM
even thought it's too late, the correct answer is C

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