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In an AP: given a=8,an=62,Sn=210 find n ...

In an AP: given a=8,`a_n=62,S_n=210` find n and d

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To solve the problem, we are given the first term \( a = 8 \), the \( n \)-th term \( a_n = 62 \), and the sum of the first \( n \) terms \( S_n = 210 \). We need to find the values of \( n \) and \( d \) (the common difference). ### Step-by-step Solution: 1. **Using the formula for the \( n \)-th term of an AP:** \[ a_n = a + (n - 1)d \] ...
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