document.write( "Question 307078: 8,11,16,23,32 \r
\n" ); document.write( "\n" ); document.write( "write down the next 2 terms
\n" ); document.write( "write down an expression for the nth term \n" ); document.write( "

Algebra.Com's Answer #219680 by ichudov(507) $\"\"$ $\"About$

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Usually for middle school and such, these problems are easy. For IQ tests, they could be harder, depending on where in the IQ test they appear. \r
\n" ); document.write( "\n" ); document.write( "The way to go about the easy problems, almost always, is just to subtract numbers that stand next to each other and see if the differences have a pattern.\r
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\n" ); document.write( "\n" ); document.write( "8,11,16,23,32 \r
\n" ); document.write( "\n" ); document.write( "differences are \r
\n" ); document.write( "\n" ); document.write( "3,5,7,9\r
\n" ); document.write( "\n" ); document.write( "which kind of looks like obvious!\r
\n" ); document.write( "\n" ); document.write( "So the next number would be 32+11=43. \r
\n" ); document.write( "\n" ); document.write( "The n-th term is \r
\n" ); document.write( "\n" ); document.write( " $\"system%28+x%5B0%5D+=+3%2C+x%5Bn%5D+=+x%5Bn-1%5D%2B2n%2B1+%29\"$ \n" ); document.write( "

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