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Mathematics 7 Online
OpenStudy (tylerd):

find a vector perpendicular to the plane that passes through the points (1,4,6) (-2,5,-1) (1,-1,1)

OpenStudy (tylerd):

im thinking i can take cross product of PQ and PR?

OpenStudy (irishboy123):

yes

OpenStudy (tylerd):

for the 3 points P, Q and R

OpenStudy (tylerd):

ya

OpenStudy (irishboy123):

yes

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