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    Hi, I am stuck on part c of question 8 in my textbook, how do I show it equals the equation? :confused:

    I have uploaded what I'v done so far.

    Any help would be appreciated
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    (Original post by ben789)
    Hi, I am stuck on part c of question 8 in my textbook, how do I show it equals the equation? :confused:

    I have uploaded what I'v done so far.

    Any help would be appreciated
    Hmmmmmmm

    There doesn't seem much to do

    The first sum is all the cubes upto (2n)^3
    The second sum is all the even numbers cubed upto (2n)^3

    Take the evens from them all and you will be left with the odds
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    (Original post by TenOfThem)
    Hmmmmmmm

    There doesn't seem much to do

    The first sum is all the cubes upto (2n)^3
    The second sum is all the even numbers cubed upto (2n)^3

    Take the evens from them all and you will be left with the odds
    Got it now, thanks
 
 
 
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