document.write( "Question 980148: if the number in the sequence is 17 and the next is 3 .whats the first.number in the sequence. ! \n" ); document.write( "
Algebra.Com's Answer #802081 by CubeyThePenguin(3113)\"\" \"About 
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First interpretation: the 17th number in the sequence is 3. Without any other information, I can't determine anything about any other number in the sequence.\r
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\n" ); document.write( "\n" ); document.write( "Second interpretation: a number in the sequence is 17 and the next is 3. This could be a geometric sequence with ratio 3/17 or arithmetic sequence with common difference -14. However, we don't know where the numbers are in the sequence.
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