document.write( "Question 1179207: Write a formula for the sequence below,then find a10
\n" ); document.write( "{-4,-12,-36,-108}
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Algebra.Com's Answer #808728 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "Write a formula for the sequence below, then find \"a%5B10%5D\"\r
\n" ); document.write( "\n" ); document.write( "\"-4\",\"-12\",\"-36\",\"-108\".......\r
\n" ); document.write( "\n" ); document.write( "\"-12%2F-4=3\"
\n" ); document.write( "\"-36%2F-12=3\"=> common ratio is \"3\"\r
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\n" ); document.write( "\n" ); document.write( "nth term formula\r
\n" ); document.write( "\n" ); document.write( "\"a%5Bn%5D=-4%2A3%5E%28n-1%29\"\r
\n" ); document.write( "\n" ); document.write( "find \"a%5B10%5D\"\r
\n" ); document.write( "\n" ); document.write( "\"a%5B10%5D=-4%2A3%5E%2810-1%29\"\r
\n" ); document.write( "\n" ); document.write( "\"a%5B10%5D=-4%2A3%5E9\"\r
\n" ); document.write( "\n" ); document.write( "\"a%5B10%5D=-78732\"\r
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