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Determine the direction cosines of the n...

Determine the direction cosines of the normal to the plane and the distance from the origin
x + y + z = 1.

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The correct Answer is:
Direction ratios of the normal to the given plane are 1, 1, 1 The distance of the plane from the origin = `abs((1)/sqrt(1+1+1)) = (1)/sqrt3`
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A N EXCEL PUBLICATION-THREE DIMENSTIONAL GEOMETRY-QUESTION BANK
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