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Mathematics 16 Online
OpenStudy (anonymous):

Calc 3 (beginning)... Ok so I have a test tomorrow, and I was wondering what is the explanation of using the normal vector for a plane? Our teacher told us he likes asking theory questions.

OpenStudy (anonymous):

normal vector is where the dot product of two vectors is zero

OpenStudy (anonymous):

I know what the normal vector is, do you know why we use it for the equation of a plane?

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