F4 M2 bionmial theorem

2012-10-28 12:19 am
Find the general term in the expansion of (2x+1/x)^6 in ascending powers of x.

Find the general term in the expansion of (2x+1/x)^6 in descending powers of x.



What is the difference between ascending powers of x/descending powers of x in general term?

回答 (2)

2012-10-28 6:53 pm
2012-10-28 1:37 am
ascending: 1, 2, 3, 4, 5
descending: 5, 4, 3, 2, 1


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