document.write( "Question 1081324: What is the second difference in this sequence?
\n" ); document.write( "7, 6, 7, 10, 15, 22, …. Thanks.
\n" ); document.write( "A.) 1
\n" ); document.write( "B.) 2
\n" ); document.write( "C.) 3
\n" ); document.write( "D.) 5
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Algebra.Com's Answer #695362 by MathLover1(20850)\"\" \"About 
You can put this solution on YOUR website!
\"7\"--\"6\" --\"+7\" -- \"10\" -- \"15\" --\"+22\"\r
\n" ); document.write( "\n" ); document.write( "-\"-1\"---\"1\"---\"3\"---\"5\"---\"7\"....first difference\r
\n" ); document.write( "\n" ); document.write( "-----\"+2+\"---\"2\"-----\"+2\"----\"+2\"...second difference\r
\n" ); document.write( "\n" ); document.write( "answer:
\n" ); document.write( "B.)\"+2\"
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