Advertisement Remove all ads

Define the sequence a1, a2, a3 ... as follows:a1 = 2, an = 5 an–1, for all natural numbers n ≥ 2. Write the first four terms of the sequence. - Mathematics

Advertisement Remove all ads
Advertisement Remove all ads
Sum

Define the sequence a1, a2, a3 ... as follows:
a1 = 2, an = 5 an–1, for all natural numbers n ≥ 2.

Write the first four terms of the sequence.

Advertisement Remove all ads

Solution

We have a1 = 2

a2 = 5a2–1 = 5a1 = 5.2 = 10

a3 = 5a3–1 = 5a2 = 5.10 = 50

a4 = 5a4–1 = 5a3 = 5.50 = 250

Concept: Motivation
  Is there an error in this question or solution?
Advertisement Remove all ads

APPEARS IN

NCERT Mathematics Exemplar Class 11
Chapter 4 Principle of Mathematical Induction
Solved Examples | Q 6.(i) | Page 64
Advertisement Remove all ads
Share
Notifications

View all notifications


      Forgot password?
View in app×