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Minimum Value (Posted on 2002-06-19) Difficulty: 5 of 5
Given:
    x,y,z > 0
    xy+yz+zx <= 3/4
and
    P=x+y+z+(1/x)+(1/y)+(1/z)
Find the Minimum Value of P. Find x, y, and z when P = Minimum Value.

See The Solution Submitted by vohonam    
Rating: 3.2500 (8 votes)

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Solution Excel Agrees | Comment 16 of 17 |
The Excel solver function agrees with the posted answer of the minimum P being 7.5, when x=y=z=0.5, when using the constraints given, though x>0 has to be coded as x>=.0000001, etc.
  Posted by Charlie on 2003-04-01 05:06:02
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