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Question
The first term of an A.P. is p and its common difference is q. Find its 10th term.
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Solution
Here, we are given,
First term (a) = p
Common difference (d) = q
We need to find the 10th term (an).
As we know,
an = a + (n - 1) d
So, for 10th term (n = 10), we get,
a10 = p + ( 10 - 1 ) q
= p + 9q
Therefore, a10 = p + 9q
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