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April 1, 2015

April 1, 2015

Posted by **Jennifer** on Monday, June 18, 2012 at 9:21pm.

- Math -
**Reiny**, Monday, June 18, 2012 at 9:36pmif you know Calculus ....

dP/dx = -50x + 300 = 0 for a max of P

x = 6

P= -25(36) + 300(6) = 900

otherwise complete the square ....

P = -25(x^2 - 12x + 36-36)

= -25( (x-6)^2 - 36)

= -25(x-6)^2 + 900

same as above

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