Wednesday

January 28, 2015

January 28, 2015

Posted by **Carolyn** on Monday, April 23, 2012 at 7:06pm.

- Algebra 2 -
**Damon**, Monday, April 23, 2012 at 7:43pmYou have a sign mistake. Your profit goes to infinity as number of dolls go to infinity. However here is the method.

y = 3 x^2 + 720 x -17800

3 x^2 + 720 x = y + 17800

x^2 + 240 x = y/3 + 5933.33

x^2 + 240 x + 14400 = y/3 + 20333

(x+120)^2 = y/3 + 20333

minimum at x = -120

this is nonsense because your problem statement has a sign error.

**Answer this Question**

**Related Questions**

math - Farmer Frank's pumpkin patch had 360 pumpkins and he was searching for ...

math - there were 360 pumpkins in a pumpkin patch , but it was difficult for ...

logic - There were 1320 pumpkins in a pumpkin patch, but it was difficult for ...

Physics - Early one October you go to a pumpkin patch to select your Halloween ...

math logic - There were 1320 pumpkins in a pumpkin patch, but it was difficult ...

math logic - There were 1320 pumpkins in a pumpkin patch, but it was difficult ...

Physics - Early one October, you go to a pumpkin patch to select your Halloween ...

math - There were 60 pumpkins in a pumpkin patch but it was difficult for farmer...

math - went to market with a whole crop of pumpkins which I had grown in my ...

physics - A small pumpkin of mass 2.22 kg is dropped from rest from a height of ...