document.write( "Question 1091951: A firm sells its product for R200 per unit. The cost per unit (per month) is 80 + x , where x represents the number of units sold per month. Define the marginal profit function.? \n" ); document.write( "
Algebra.Com's Answer #706838 by ikleyn(52781)\"\" \"About 
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\n" ); document.write( "Makes no sense.\r
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\n" ); document.write( "\n" ); document.write( "Math problem CAN NOT be formulated in this way.\r
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