Example 1 (ii) - Chapter 9 Class 11 Sequences and Series (Term 1)
Last updated at Aug. 28, 2021 by Teachoo
Last updated at Aug. 28, 2021 by Teachoo
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Example 1 Write the first three terms in each of the following sequences defined by the following: (ii) an = (๐ โ 3)/4 We need to find first three terms a1, a2, a3 an = (๐ โ 3)/4 putting n = 1 in (1) a1 = (1 โ 3)/4 = (โ2)/4 = (โ1)/2 Putting n = 2 in (1) a2 = (2 โ 3)/4 a2 = ( โ1)/4 Putting n = 3 in (1) a3 = (3 โ 3)/4 a3 = 0/4 a3 = 0 Hence first three terms are โ1/2, โ1/4, 0
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