Teaching Bihar STET Paper 1 (माध्यमिक) Mock Test 2024 Quantitative Aptitude Progression Arithmetic Progression
If the sum of first n terms of an AP is given by Sn = 6n + 7n2, then find the nth term of the AP. Also, find 10th term of the AP.
1
14n -1, 138
2
14n -1, 139
3
14n -10, 140
4
14n -11, 141