The 15th term of an arithmetic progression is 17 and the 17th term is 23. What is the common difference of the progression?
A. 1
B. 2
C. 3
D. 4
Answer:B
The 15th term of an arithmetic progression is 17 and the 17th term is 23. What is the common difference of the progression?
A. 1 B. 2 C. 3 D. 4