document.write( "Question 1092845: Find an expression for the nth term of the sequence:\r
\n" ); document.write( "\n" ); document.write( "-2, 0, -2, 0.... \n" ); document.write( "

Algebra.Com's Answer #707447 by Edwin McCravy(20056) $\"\"$ $\"About$

You can put this solution on YOUR website!
The nth term is \r
\n" ); document.write( "\n" ); document.write( " $\"a%5Bn%5D\"$ $\"%22%22=%22%22\"$ $\"-1%2B%28-1%29%5En\"$ \r
\n" ); document.write( "\n" ); document.write( "Checking:\r
\n" ); document.write( "\n" ); document.write( " $\"a%5B1%5D\"$ $\"%22%22=%22%22\"$ $\"-1%2B%28-1%29%5E1\"$ $\"%22%22=%22%22\"$ $\"-1%2B%28-1%29\"$ $\"%22%22=%22%22\"$ $\"-2\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"a%5B2%5D\"$ $\"%22%22=%22%22\"$ $\"-1%2B%28-1%29%5E2\"$ $\"%22%22=%22%22\"$ $\"-1%2B%281%29\"$ $\"%22%22=%22%22\"$ $\"0\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"a%5B3%5D\"$ $\"%22%22=%22%22\"$ $\"-1%2B%28-1%29%5E3\"$ $\"%22%22=%22%22\"$ $\"-1%2B%28-1%29\"$ $\"%22%22=%22%22\"$ $\"-2\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"a%5B4%5D\"$ $\"%22%22=%22%22\"$ $\"-1%2B%28-1%29%5E4\"$ $\"%22%22=%22%22\"$ $\"-1%2B%281%29\"$ $\"%22%22=%22%22\"$ $\"0\"$ \r
\n" ); document.write( "\n" ); document.write( "Edwin \n" ); document.write( "

\n" );