Monday, September 18, 2006

2.4#21

I set up equation of y=10*(300/x) +20 and graphed looking for minimum. However, in first quadrant graph looks like it approaches x axis and i thought we were looking for minimum value. can someone point me in the right direction for a better way to approach the problem?

1 Comments:

Blogger Jerry said...

I set up the equation
y=20*x+10*(300/x)
because it's $20 for every ladder ordered, and then $10 for every ladder stored, and I ended up with a graph that looked like it kept getting closer and closer to x, yet when I tried to find the minimum (between 1 and 50), it gave me one that wasn't simply the limit. Hope this helps.

8:41 PM  

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