document.write( "Question 1046683: what would be the formula for 1/2,1,2,4,8. pattern \n" ); document.write( "
Algebra.Com's Answer #662154 by ikleyn(52788)\"\" \"About 
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\n" ); document.write( "\"a%5Bn%2B1%5D\" = \"2%2Aa%5Bn%5D\", n = 1, 2, 3, . . . \r
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\n" ); document.write( "\n" ); document.write( "Geometric progression, first term \"1%2F2\", common ratio 2.\r
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\n" ); document.write( "\n" ); document.write( "On geometric progressions, see the lessons\r
\n" ); document.write( "\n" ); document.write( "    - Geometric progressions\r
\n" ); document.write( "\n" ); document.write( "    - The proofs of the formulas for geometric progressions \r
\n" ); document.write( "\n" ); document.write( "    - Problems on geometric progressions\r
\n" ); document.write( "\n" ); document.write( "    - Word problems on geometric progressions\r
\n" ); document.write( "\n" ); document.write( "    - Mathematical induction and geometric progressions\r
\n" ); document.write( "\n" ); document.write( "    - One characteristic property of geometric progressions\r
\n" ); document.write( "\n" ); document.write( "    - Solved problems on geometric progressions\r
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