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Mathematics 13 Online
OpenStudy (anonymous):

Find the coordinates of two points A and B on the plane 2x+3y+4z=4. Verify that the vector AB is perpendicular to the normal to the plane.

OpenStudy (anonymous):

I found an answer... There are many options for the coordinates of A and B, but two can be (2,0,0) and (0,0,1)

OpenStudy (anonymous):

@Callisto how do you verify?

OpenStudy (callisto):

Nah... sorry.. i thought i read the question wrong... What i only know is if axb =0 , then they two vectors are // Sorry that I can't help :(

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