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Posted: **Wed May 04, 2022 10:11 am**

: Question 3 20 Marks Find The Directional Derivative Of The Function Z X Y N Xy Sin X Y At The Point P 2 4 1 (14.31 KiB) Viewed 31 times

Question 3: [20 marks] Find the directional derivative of the function z(x,y) = n(xy²) + sin(x - y²) at the point P(-2/4,7/4) in the direction making angle 7/6 with the horizontal axis. Present your answer up to three significant figures.