document.write( "Question 1210345: THE 2ND AND 7TH TERM OF A G.P ARE 18 AND 4374 RESPECTIVELY. FIND THE
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\n" ); document.write( "2) FIRST TERM
\n" ); document.write( "3) SUM OF THE 4TH AND 8TH TERM
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Algebra.Com's Answer #851982 by ikleyn(52778)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "To avoid misunderstanding, here is my correction to the post by Edwin,
\n" ); document.write( "where he placed his solution for Geometric progression.\r
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\n" ); document.write( "\n" ); document.write( "His last formula in his post should be\r
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\n" ); document.write( "\n" ); document.write( "\"S%5B10%5D\" = \"6%2A%28%283%5E10-1%29%2F%283-1%29%29\" = \"6%2A%2859048%2F2%29\" = 6*29524 = 177144.\r
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\n" ); document.write( "\n" ); document.write( "As  I  see from the  Edwin's post  (as  @AnlytcPhil),  Edwin did not get the meaning of my correction.\r
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\n" ); document.write( "\n" ); document.write( "The meaning is not in placing parentheses.\r
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\n" ); document.write( "\n" ); document.write( "The meaning is that  I  changed  ' 10-1 '  in the denominator by  ' 3-1 ',
\n" ); document.write( "and then changed  ' 9 '  in the denominator by  ' 2 '  to make the numbers consistent.\r
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