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posted by Jennifer on Tuesday, May 1, 2012 at 11:29pm.
The 6th term of an A.P is twice the third and the first term is 3. Find the common difference and the 10th term.
3+5d = 2(3+2d) 3+5d = 6+4d d = 3 So, the sequence is 3, 6, 9, 12, 15, 18, 21, 24, 27, 30 ...
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