document.write( "Question 1202407: The nth term of a geometric progression is 9(-2/3)^n. Find the first term and the common
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Algebra.Com's Answer #837224 by ikleyn(52864) $\"\"$ $\"About$

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document.write( "The common ratio is  .   It is absolutely clear from the expression.\r\n" );
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document.write( "The first term is, OBVIOUSLY,  = (-2)*3 = -6.\r\n" );
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document.write( "It is clear from the formula    =   for the n-th term.\r\n" );
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