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January 30, 2015

January 30, 2015

Posted by **sonia** on Wednesday, November 21, 2012 at 10:24pm.

width=

length=

- calc -
**Steve**, Thursday, November 22, 2012 at 7:43pmif the rectangle extends from -x to x,

a = 2xy = 2x(8-x^2)

da/dx = 16 - 6x^2

a has a max at x = 4/√6

width = 8/√3

height = 16/3

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