document.write( "Question 979292: a sequence of 6 numbers has 3 as its first term and 225 as its last term. the first four numbers are in arithmetic sequence and the last 3 are a geometric sequence with a common ratio of 5. what is the common difference among the first four numbers \n" ); document.write( "
Algebra.Com's Answer #600565 by richwmiller(17219)\"\" \"About 
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3,5,7,9,45,225
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