is 210is a term of AP 2,6 10.......
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a = 2
d = 6-2 = 4
210 = a + (n-1)d
210 = 2 + (n-1) 4
210 = 2+ 4n - 4
210 + (-2+4) = 4n
210 + 2 = 4n
n = 212/4
n = 53
Therefore 210 is a term of A. P. 2,6,10
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