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August 1, 2014

Homework Help: maths

Posted by Anonymous on Sunday, February 21, 2010 at 8:04am.

In the sequence: x+4y ; 2y+2 ;x ;y-1, (consisting of 4 terms) the first three terms form an arithmetric progression, while the last three tern form a geometric sequence. Calculate the values of x and y. Answer(s) can be left in surd form.

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