Find 10th term of the following AP 7, 13, 19
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Given :
- 7, 13, 19
To find :.
- Find 10th term
Solution :
Common difference :
=> 13 - 7
=> 6
=> 19 - 13
=> 6
Common difference is 6
=> a_n = a + (n - 1) d
=> a_10 = 7 + (10 - 1) 6
=> a_10 = 7 + 9 x 6
=> a_10 = 7 + 54
=> a_10 = 61
∴ 10th term is 61
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