document.write( "Question 1201412: In a geometric series the seventh term is 1458, the ninth terms 13122. Find the second term algebraically \n" ); document.write( "

Algebra.Com's Answer #835767 by ikleyn(52795) $\"\"$ $\"About$

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\n" ); document.write( "In a geometric series the seventh term is 1458, the ninth terms 13122. Find the second term algebraically
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document.write( "Then   =  =  = 9.\r\n" );
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document.write( "Hence, either r= 3  or  r= -3.  \"r\" may have one of the two values.\r\n" );
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document.write( "As a consequence,   may have one of the two values\r\n" );
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document.write( "    If r= 3,  then   =  =  = 6,\r\n" );
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document.write( "    or, if r= -3,  then   =  =  = -6.\r\n" );
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document.write( "Thus the problem has more than one solution/answer: it has TWO answers.\r\n" );
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\n" ); document.write( "\n" ); document.write( "Be careful: @Theo produced long solution, but it is, factually, incorrect,
\n" ); document.write( "since one answer is LOST.\r
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