Question

In an AP, 7 times the 7th term is equal to 11 times it's eleventh term. Show that the 18th term of the AP is 0​

Answer 1

Step-by-step explanation:

7(a + 6d) = 11(a + 10d)

7a + 42d = 11a + 110d

4a + 68d = 0

a + 17d = 0

A(18) = 0

Answer 2

I hope this will belp u.

Plz mark as brainliest.