document.write( "Question 854063: how many terms must be added in an arithmetic sequence whose first term is 11 and whose common difference is 3 to obtain a sum of 1092
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Algebra.Com's Answer #514489 by richwmiller(17219) $\"\"$ $\"About$

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S = ½(2a + d(n-1))n
\n" ); document.write( "1092 = ½(2*11 + 3(n-1))n
\n" ); document.write( "n = 24 \n" ); document.write( "

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