document.write( "Question 1025980: 2,3,3,5,10,13,?,43,172,177\r
\n" ); document.write( "\n" ); document.write( "a)23
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Algebra.Com's Answer #641416 by Edwin McCravy(20086) $\"\"$ $\"About$

You can put this solution on YOUR website!

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document.write( "Start with 2, add 1, multiply by 1, add 2, multiply by 2, etc.\r\n" );
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document.write( "    2\r\n" );
document.write( "2+1=3\r\n" );
document.write( "3×1=3\r\n" );
document.write( "3+2=5\r\n" );
document.write( "5×2=10\r\n" );
document.write( "10+3=13\r\n" );
document.write( "13×3=39\r\n" );
document.write( "39+4=43\r\n" );
document.write( "43×4=172\r\n" );
document.write( "172+5=177\r\n" );
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document.write( "Edwin

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