Question: A field is given as G = [25/(x 2 + y 2 )](xa x + ya y ). Find (a) A unit vector in the

A field is given as G = [25/(x2+ y2)](xax+ yay). Find

(a) A unit vector in the direction of G at P(3, 4,ˆ’2);

(b) The angle between G and ax at P;

(c) The value of the following double integral on the plane y = 7.

-2 G - ay dzdx G

-2 G - ay dzdx G

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