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Unformatted text preview: 3 (d) Use the deﬁnition of directional derivative (in terms of limits) or the dot product ∇ f ·→ u to ﬁnd the derivative of this function in the direction of→ v =→ i3→ j , at the point (1,3). Here→ u is the unit vector in the direction of→ v . 4 (e) Find the direction of maximal rate of change for the function f ( x, y ) at the point (1,3)....
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This note was uploaded on 09/23/2010 for the course MATH 216 taught by Professor Dickson during the Spring '10 term at UAA.
 Spring '10
 DICKSON
 Math

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