SOLUTION: Hello, I need some help to find a unit vector perpendicular to the plane x - 2y

SOLUTION: Hello, I need some help to find a unit vector perpendicular to the plane x - 2y - 2z = 10

Question 1092170: Hello, I need some help to find a unit vector perpendicular to
the plane x - 2y - 2z = 10
Found 2 solutions by ikleyn, Alan3354:
Answer by ikleyn(52793) (Show Source): You can put this solution on YOUR website!
.

It is the vector (1,-2,-2) normalized (scaled) by its length d = = = = 3. So, the unit vector under the question is (,,).

Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
It's normal to the plane, not perpendicular.

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