The algebraic form of an arithmetic sequence is 3 n - 1
. Find the position of 119 in this sequence ?
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Answer:
40th
Step-by-step explanation:
given :- an = 3n - 1
so, a1 = 3(1) - 1
now , an = 119
119 = 3n - 1
120 = 3n
n = 40
hence position of 119 in ap of sequence 3n - 1 is 40th
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