document.write( "Question 456306: I need help with this, please help. \n" );
document.write( "The Fax Corporation bought a fax machine for $700. The fax machine depreciates at a rate of $25 a month\r \n" );
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document.write( "Find a function F that can be used to determine the value of the fax machine t months after a purchase.\r \n" );
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document.write( "F(t) = \n" );
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