Question

formula for product P of 3 values

Answer 1

Answer:

are three numbers whose sum is S, then z=S−x−y, so the product of the three numbers is P=xyz=xy(S−x−y), which we hence regard as a function of (x,y) in the first quadrant {x,y>0}.

Answer 2

Answer:

are three numbers whose sum is S, then z=S−x−y, so the product of the three numbers is P=xyz=xy(S−x−y), which we hence regard as a function of (x,y) in the first quadrant {x,y>0}.

Step-by-step explanation:

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