document.write( "Question 1023532: bacteria in a culture are growing exponentially with time, as shown in the table below.\r
\n" ); document.write( "\n" ); document.write( "day | Bacteria
\n" ); document.write( "0 | 100
\n" ); document.write( "1 | 200
\n" ); document.write( "2 | 400\r
\n" ); document.write( "\n" ); document.write( "Write an equation to express the number of bacteria, y, present at any time, t.\r
\n" ); document.write( "\n" ); document.write( "a. y=100+2^t\r
\n" ); document.write( "\n" ); document.write( "b. y=(100)(2^t)\r
\n" ); document.write( "\n" ); document.write( "c. y=2^t\r
\n" ); document.write( "\n" ); document.write( "d. y=200(2^t)
\n" ); document.write( "

Algebra.Com's Answer #639028 by robertb(5830)\"\" \"About 
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b. \"y=100%2A2%5Et\", by plugging in the values of t and checking against the values of y. \n" ); document.write( "
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