Think Break 5 - Think Break #5 Give the 1st and 2nd...

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Unformatted text preview: Think Break #5 Give the 1st and 2nd derivatives [fx(x,y), fy(x,y),, fxx(x,y), fyy(x,y), fxy(x,y)] of each: f(x,y) = 7 + 5x + 2y 5x2 4y2 11xy f(x,y) = 5 2x + y x2 3y2 + 2xy Think Break #5:Answer f(x,y) = 7 + 5x + 2y 5x2 4y2 11xy fx(x,y) = 5 10x 11y fy(x,y) = 2 8y 11x fxx(x,y) = 10, fyy(x,y) = 8, fyy(x,y) = 11 f(x,y) = 5 2x + y x2 3y2 + 2xy fx(x,y) = 2 2x + 2y fy(x,y) = 1 6y + 2x fxx(x,y) = 2, fyy(x,y) = 6, fyy(x,y) = 2 ...
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This note was uploaded on 08/08/2008 for the course AAE 320 taught by Professor Mitchell during the Spring '08 term at University of Wisconsin.

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