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Find the 20th term for AP 3,5,7,9

Answers (1)

 AP = 3,5,7,9

Firts term (a) = 3

Common difference (d) = 2

T(n) = a + (n-1)d

T(20) = 3 + 19x2

          = 41 

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Ravindra Pindel

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