Q. No.4. Ali is hiking on the hill, whose height is given by f(u, v)=n^2 e^((u+n)/(v+n)). Currently, he is positioned at point (3,5). Find the direction at which he moves down the hills quickly. (5 points) Where n is the product of first and second digit of your arid number e. g. 19-arid-435 take n=4x3=12