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Co - ordinate Geometry 3D Geometry

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The direction cosines of the normal to the plane x + 2y - 3z + 4 = 0

A. -1/√14, -2/√14, 3/√14

B. -1/√14, 2/√14, 3/√14

C. -1/√14, -2/√14, -3/√14

D. 1/√14, 2/√14, 3/√14

E. None of the above

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Correct choice: A

Explanation:

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Eamcet Mathematics Co - ordinate Geometry 3D Geometry

Eamcet Mathematics
Co - ordinate Geometry 3D Geometry