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junior college 1 | H2 Maths
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junior college 1 chevron_right H2 Maths chevron_right Singapore

pls help me to solve this

Date Posted: 1 year ago
Views: 206
Eric Nicholas K
Eric Nicholas K
1 year ago
Part one use Tn = Sn - S(n - 1)

[the nth term is the difference between the sum of the first n terms and the sum of the first (n - 1) terms]

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