Advertisement Remove all ads

Which of the following are APs? If they form an A.P. find the common difference d and write three more terms 1, 3, 9, 27 … - Mathematics

Advertisement Remove all ads
Advertisement Remove all ads
Advertisement Remove all ads

Which of the following are APs? If they form an A.P. find the common difference d and write three more terms 1, 3, 9, 27 …

Advertisement Remove all ads

Solution

1, 3, 9, 27 …

It can be observed that

a2 − a1 = 3 − 1 = 2

a3 − a= 9 − 3 = 6

a4 − a3 = 27 − 9 = 18

i.e., ak+1 − ak is not the same every time.

Therefore, the given numbers are not in A.P.

Concept: Arithmetic Progression
  Is there an error in this question or solution?

APPEARS IN

NCERT Class 10 Maths
Chapter 5 Arithmetic Progressions
Exercise 5.1 | Q 4.09 | Page 100
Advertisement Remove all ads
Share
Notifications

View all notifications


      Forgot password?
View in app×