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January 28, 2015

January 28, 2015

Posted by **:)** on Sunday, May 20, 2012 at 12:53pm.

- calculus -
**bobpursley**, Sunday, May 20, 2012 at 12:54pmS=a+b

but a= 100/b

S=100/b + b

dS/db=0=-100/b^2 +1

solve for b, then go back and solve for a.

- calculus -
**:)**, Sunday, May 20, 2012 at 1:05pmi hope i got it right. The two numbers are 10 and 10?

- calculus -
**Steve**, Sunday, May 20, 2012 at 1:32pmExactly right. It's just the same as finding a rectangle of maximum area for a given perimeter. It's always a square.

- calculus -
**:)**, Sunday, May 20, 2012 at 7:44pmthanks guys!

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