document.write( "Question 1084777: what is the deriving rule of -5,-2,1,4 \n" ); document.write( "

Algebra.Com's Answer #698824 by Edwin McCravy(20056) $\"\"$ $\"About$

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document.write( "Recursive rule:\r\n" );
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document.write( "Begin with -5, add 3 each time to get the next term\r\n" );
document.write( "  -5 + 3 = -2\r\n" );
document.write( "  -2 + 3 =  1\r\n" );
document.write( "   1 + 3 =  4\r\n" );
document.write( "   4 + 3 =  7\r\n" );
document.write( "   7 + 3 = 10\r\n" );
document.write( "   ...\r\n" );
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document.write( "General rule:\r\n" );
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document.write( "Deriving by formula:\r\n" );
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document.write( "Multiply each counting number by 3 and subtract 8\r\n" );
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document.write( "3(1) - 8 =  3 - 8 = -5\r\n" );
document.write( "3(2) - 8 =  6 - 8 = -2\r\n" );
document.write( "3(3) - 8 =  9 - 8 =  1\r\n" );
document.write( "3(4) - 8 = 12 - 8 =  4\r\n" );
document.write( "3(5) - 8 = 15 - 8 =  7\r\n" );
document.write( "3(6) - 8 = 18 - 8 = 10\r\n" );
document.write( "...\r\n" );
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document.write( "Edwin

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