If 17th term of an A.P. exceeds its 10th term by 7. The common difference is:
A. 1
B. 2
C. 3
D. 4
Answer:A
If 17th term of an A.P. exceeds its 10th term by 7. The common difference is:
A. 1 B. 2 C. 3 D. 4
Explanation: Nth term in AP is: