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Sequences and Series

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Question 27

The third term of an arithmetic series is 10 and the sum of the first nine terms of the series is 153.

a.

Find the first term of the series.

[2]
b.

Find the common difference.

[2]
c.

Find the highest value of n n\,n for which the sum of the first n n\,n terms is less than 300.

[6]

Sequences and Series Questions

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