If the nth term of a sequence is given by a_n = 3n - 5, what is the sum of the 5th and 7th terms?
✓ Correct Answer: Option B
Calculate a_5 = 3(5) - 5 = 10. Calculate a_7 = 3(7) - 5 = 16. The sum of the 5th and 7th terms is 10 + 16 = 26.
Calculate a_5 = 3(5) - 5 = 10. Calculate a_7 = 3(7) - 5 = 16. The sum of the 5th and 7th terms is 10 + 16 = 26.