document.write( "Question 294403: What is Sn for the arithmetic series with d = -4, an = 27, and n = 9?
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document.write( "a. 360
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document.write( "b. 387
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document.write( "c. 418
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document.write( "d. 451 \n" );
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Algebra.Com's Answer #212324 by Fombitz(32388)![]() ![]() You can put this solution on YOUR website! Sum= \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "Sum= \n" ); document.write( "b) is the answer. \n" ); document.write( " |