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junior college 1 | H2 Maths
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Pls help me with part (ii). Thanks
Date Posted: 7 years ago
Views: 533
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Date Posted:
7 years ago
How do you find the upper limit of the sigma notation, which is n-1 for the hence part?
Not "how I find", is I "purposely chosed" to do sigma from 1 to n-1, because this is how you will get Xn on the LHS, which is asked in the Hence part...
I understand now. Thank you!
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