OAU Post-UTME Mathematics 2013 Question 6

Question 6

Progressions

What is the 15th term of the sequence ……. −3, 2, 7,..?

  1. A.65
  2. B.66
  3. C.68
  4. D.67
Show the answer and explanation

Answer: D (67)

Explanation

It is an A.P. with a = −3 and d = 5. T15 = −3 + 14 × 5 = 67.