document.write( "Question 721432: Write a recursive formula and show work for
\n" ); document.write( "81, 27, 9, 3,...
\n" ); document.write( "

Algebra.Com's Answer #442364 by MathLover1(20850)\"\" \"About 
You can put this solution on YOUR website!
\r
\n" ); document.write( "\n" ); document.write( "\"a%5Bn%5D=3%5E%285-n%29\" where \"n\"=\"1\",\"2\",\"3\",.....
\n" ); document.write( "
\n" );