November 28, 2015

Homework Help: math

Posted by kellie on Friday, March 25, 2011 at 9:46pm.

how do you find ...weekly sales in thousands of items of a product has a seasonal sales record approximated by y=18.1sin(piex/24)+52.9 where x is time in weeks and 1 is the first week in janurary. during which weeks will the sales equal 61,950 items this year? list all the weeks...

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