Answer to Question #52000 in Calculus for manoj

Question #52000

a) Find the directional derivative of
f (x, y)=
( )
 

 


=
¹
+
0 , ( , ) (0,0)
, , (0,0)
2 4
2 2
x y
x y
x y
xy
at (0, 0) in the direction
3
q =p .

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