document.write( "Question 1136303: An arithmetic series has the following properties
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document.write( "(i) the sum of the fourth and ninth terms is 58.
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document.write( "(ii) the sum of the first 26 terms is 390.
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document.write( "(a) Find the first term and the common difference.
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document.write( "(b) Find the smallest integer value of n for which the sum to n terms of the series is negative. \n" );
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Algebra.Com's Answer #754165 by rk2019(3)![]() ![]() You can put this solution on YOUR website! The solution is attached. \n" ); document.write( " |