Consider the points closest to the origin on the planes x + y + z = a – McqOptions

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1.	Consider the points closest to the origin on the planes x + y + z = a.
A.	The closest point travels farther as a is increased
B.	The closest point travels nearer as a is increased
C.	The closest point is independent of a as a is not there in the expression of the gradient.
D.	Varies as a2, away from the origin.
Answer» B. The closest point travels nearer as a is increased

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