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Get Answers to all your Questions
An AP consists of 50 terms of which the 3rd term is 12 and the last term is 106.Find the 29th term.​
Answers (1)
Assume first term of A.P. is a , it's common difference is d.
Given :
T(3 ) = a + 2d = 12 ...(i)
T(50) = a + 49d = 106....(ii)
Equation (ii) - Equation (i)
a + 49d -a - 2d = 106 -12
47d = 94
d =2
a = 8
29th Term T(29) = a + 28d
= 8 + 28x2
= 64
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