If the common difference of an AP is 5, then what is a18 – a13?

Question

KollegeApply · Accepted Answer

25 Explanation: Given, the common difference of AP i.e., d = 5 Now, As we know, nth term of an AP is an = a + (n – 1)d Where a = first term an is nth term d is the common difference a18 – a13 = a + 17d – (a + 12d) = 5d = 5(5) = 25

AChoose Your Answer