document.write( "Question 348207: describe the pattern in the numbers 2,20,10,100,50 and list the next number \n" ); document.write( "
Algebra.Com's Answer #248990 by Edwin McCravy(20055)\"\" \"About 
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document.write( "2,20,10,100,50\r\n" );
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document.write( "2*10 = 20\r\n" );
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document.write( "       20/2 = 10\r\n" );
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document.write( "              10*10 = 100\r\n" );
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document.write( "                      100/2 = 50\r\n" );
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document.write( "                              50*10 =500 \r\n" );
document.write( "The pattern is: \r\n" );
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document.write( "1. Start with 1st term 2.\r\n" );
document.write( "2. To find an even numbered term, multiply the preceding \r\n" );
document.write( "   odd-numbered term by 10.\r\n" );
document.write( "3. To find an odd numbered term, divide the preceding \r\n" );
document.write( "   even-numbered term by 2.  \r\n" );
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document.write( "We start with\r\n" );
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document.write( "a1 = 2\r\n" );
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document.write( "To find a2, since 2 is even, we multiply the preceding \r\n" );
document.write( "odd-numbered term a1, which is 2, by 10:\r\n" );
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document.write( "a2 = a1*10 = 2*10 = 20\r\n" );
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document.write( "To find a3, since 3 is odd, we divide the preceding \r\n" );
document.write( "even-numbered term a2, which is 20, by 2:\r\n" );
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document.write( "a3 = a2/2 = 20/2 = 10\r\n" );
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document.write( "To find a4, since 4 is even, we multiply the preceding \r\n" );
document.write( "odd-numbered term a3, which is 10, by 10:\r\n" );
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document.write( "a4 = a3*10 = 10*10 = 100\r\n" );
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document.write( "To find a5, since 5 is odd, we divide the preceding \r\n" );
document.write( "even-numbered term a4, which is 100, by 2:\r\n" );
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document.write( "a5 = a4/2 = 100/2 = 50\r\n" );
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document.write( "To find a6, since 6 is even, we multiply the preceding \r\n" );
document.write( "odd-numbered term a5, which is 50, by 10:\r\n" );
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document.write( "a6 = a5*10 = 50*10 = 500\r\n" );
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document.write( "Edwin
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