Question

Find the 12th term of a geometric series of the sum of the first 12 terms is (S¹²= 797160) and the sum of the first 11 terms is (S¹¹= 265719)​

Answer 1

531441

Explanation:

S¹² = a¹+a²+a³+.....+a¹¹+a¹² ...(1)

S¹¹ = a¹+a²+a³+.....+a¹¹ ...(2)

(1)-(2): a¹² = 797160 - 265719 = 531441

Answer 2

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Explanation:

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