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Finding Sequences
Last updated at Sept. 24, 2018 by Teachoo
Ex9.1 , 10 Find the 20th term in the following sequence whose nth term is an =" " (n(n−2))/(n+3) ; We need to find a20 an =" " (n(n−2))/(n+3) Putting n = 20 a20 = (20(20−2))/(20+3) = (20(18))/23 = 360/23 Hence the 20th term is 360/23