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find two numbers whose sum is 16 and whose product is a maximum.

 Jan 28, 2020
 #1
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Pretty sure it is  8 and 8      product = 64

 

x (16-x)

-x^2 + 16x      upside down parabola

 

Max is at   -b/2a    =   16/2  = 8

 

Sub in x = 8     64    yep.....

 Jan 28, 2020

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