Posted by Tony on Thursday, July 5, 2012 at 2:02pm.
Among all pairs of numbers whose difference is 88, find a pair whose product is as small as possible.

Math  bobpursley, Thursday, July 5, 2012 at 2:29pm
I bet one of the numbers is zero.

Math  Chip, Thursday, July 5, 2012 at 2:54pm
44 and 44.

Math  Chip, Thursday, July 5, 2012 at 2:57pm
This can also be solved by doing:
xy = 88
min x*y.
x = 88+y, so you get
minimize x^2+88x,
which can be done with calculus.