Question
P_x (x,y)=-2x+4y-20 P_y (x,y)=4x-14y+88 1-Why do we set the derivative equal to Zero? before solving the system of the equation for x and y. Can
P_x (x,y)=-2x+4y-20 P_y (x,y)=4x-14y+88
1-Why do we set the derivative equal to Zero? before solving the system of the equation for x and y. Can someone explain this to me?
-2x+4y-20=0 4x-14y+88=0
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Introduction to Probability
Authors: Mark Daniel Ward, Ellen Gundlach
1st edition
716771098, 978-1319060893, 1319060897, 978-0716771098
