Question

(d) find the sum of the last 10 terms of the series. [3] Ans: (a) 3 (D) 040. The 9th term of an arithmetic series is five times the second term. (a) Show that the 19th term is five times the 4th term. [4] Given also that the sum of the first 1 (b) show that the first term is 3, [3] (c) find the common difference of the series. [1] The sum of the first p terns of the series is less than 2000.​

Answer 1

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Answer 2

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