document.write( "Question 1201456: Find the sum of the first 103term of 18,26,34. . \n" ); document.write( "
Algebra.Com's Answer #835840 by ikleyn(52797)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "Use the formula for the sum of n first term of an arithmetic progression.\r
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\n" ); document.write( "\n" ); document.write( "About this formula, look into the lessons\r
\n" ); document.write( "\n" ); document.write( "    - Arithmetic progressions\r
\n" ); document.write( "\n" ); document.write( "    - The proofs of the formulas for arithmetic progressions \r
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\n" ); document.write( "\n" ); document.write( "Your progression has first term 18, the common difference of 8
\n" ); document.write( "and the number of terms 103.\r
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\n" ); document.write( "\n" ); document.write( "This exercise will only be useful for you, if you will perform it on your own.\r
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