Question

16. The 25th term of an A.P. exceeds
by 16. Find its common difference
17. For an A.P., show that :
(m + n)th term + (m - n)th term
= 2 x mth term
18. If the nth term of the A.P. 58, 6
is equal to the n
th
term of the
1​

Answer 1

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