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Fine the nth term of the sequance 5,9,13,17,21

Fine the nth term of the sequance 5,9,13,17,21
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5 votes
Fine the nth term of the sequance 5,9,13,17,21

User Congbaoguier
by
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1 Answer

3 votes
a₁ = 5
a₂ = 9

d = a₂-a₁ = 9-5 = 4

a₉ = 5+4(9-1) = 5+32 = 37


User Federico Ponzi
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