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Find the distance from the point (1, 2, 3) to the (a) XY plane         (b) Y...

  1. Find the distance from the point (1, 2, 3) to the

(a) XY plane         (b) Y axis

  1. Find a unit vector that is perpendicular to both

i + j   and   i - k

  1.   Find the equation of the plane that contains the point

  (1, 2, -1) with normal vector i – j.

Math   Calculus   
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