document.write( "Question 1142905: The profit function for a company is given by the following nonlinear equation P(x) = 4x2 - 200x − 25000 where P is the profit in dollars and x is the number of units sold.
\n" ); document.write( "3.1.1. Find the profit when 600 units are sold.
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Algebra.Com's Answer #763635 by ikleyn(52800) $\"\"$ $\"About$

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document.write( "3.1.1.  To answer this question, simply substitute  x= 600  into the formula and calculate.\r\n" );
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document.write( "3.1.2.  To answer this question, solve the equation  P(x) = 0,  which is\r\n" );
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document.write( "            4x^2 - 200x - 25000 = 0.\r\n" );
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document.write( "        It is a quadratic equation.\r\n" );
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document.write( "        Simplify it by dividing both sides by 4.\r\n" );
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document.write( "        Then solve it using the quadratic formula or factoring.\r\n" );
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