Note that
.
And do it again with 2 instead of 3.
Hi, i'm having troubles understanding operations with faculty.
If:
(3k)! (k+1)! (2(k+1))!
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k! (2k)! (3(k+1))!
Then why is this equal to:
(k+1)(2k+1)(2k+2)
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(3k+1)(3k+2)(3k+3)
Thanks for the help!