document.write( "Question 1126434: Bacteria are growing in a culture, and their number is increasing at the rate of 5 % an hour . Initially , 400 bacteria are present.
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\n" ); document.write( "(a) Determine an equation that gives the numbet, N of bacteria present after t hours? \r
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Algebra.Com's Answer #742739 by ikleyn(52788) $\"\"$ $\"About$

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document.write( "a)  The equation is  N = N(t) =  = ,\r\n" );
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document.write( "    where t is the time in hours from the starting moment.\r\n" );
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document.write( "b)  . . . after one hour ?\r\n" );
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document.write( "    To answer this question, substitute t= 1 into the formula and calculate.\r\n" );
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document.write( "    . . . after four hours ?\r\n" );
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document.write( "    To answer this question, substitute t= 4 into the formula and calculate.\r\n" );
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\n" ); document.write( "\n" ); document.write( "Happy calculations !\r
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