Which term of the A.P 3/7,4/7,5/7.....is 17/7
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Common difference = 4/7 - 3/7 = 1/7
a = 3/7
an = 17/7
an = a + (n-1)(d)
17/7 = 3/7 + (n-1)(1/7)
17/7 = 3/7 + n/7 - 1/7
17 = 3 + n - 1
15 = n
15th term of this AP is 17/7
a = 3/7
an = 17/7
an = a + (n-1)(d)
17/7 = 3/7 + (n-1)(1/7)
17/7 = 3/7 + n/7 - 1/7
17 = 3 + n - 1
15 = n
15th term of this AP is 17/7
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