Math, asked by ankityadav56, 1 year ago

An AP. Consist 60 terms.if the first and the last terms be 7 and retrospectively find 32nd terms

Answers

Answered by kishanpradhan2
2
Given,n = 60, a1 = 7,

and a60 = 125 

⇒ a1 + 59d = 125

7 + 59d = 125

59d = 118 

d = 118/59 = 2

a32 = a1 + 31d = 7 + 31(2) = 7 + 62

∴ a32 = 69.  

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