Posted by **Lynnette** on Thursday, September 23, 2010 at 5:54pm.

Find the maximum product of two numbers whose sum euqals 124. Let's call the numbers "x" and "y". Also, what are those two numbers?

- PreCalc -
**bobpursley**, Thursday, September 23, 2010 at 6:00pm
x+y=124 or x=124-y dx=dy

A= xy = (124-y)y

dA/dy=0=124-2y

y=62 then solve for x

- PreCalc -
**Lynnette**, Thursday, September 23, 2010 at 6:06pm
whew, great! that's what I got, too :-)

Thank You! I have one more, if you're up for it

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