Maharashtra State BoardHSC Commerce 11th
Advertisement Remove all ads

For the G.P., if r = 13, a = 9, find t7. - Mathematics and Statistics

Sum

For the G.P., if r = `1/3`, a = 9, find t7.

Advertisement Remove all ads

Solution

Given, r = `1/3`, a = 9

tn= arn–1

∴ t7 = `9 xx (1/3)^(7 - 1)`

= `9/3^6`

= `1/81`.

Concept: Sequence and Series - Geometric Progression (G.P.)
  Is there an error in this question or solution?
Advertisement Remove all ads

APPEARS IN

Balbharati Mathematics and Statistics 1 (Commerce) 11th Standard Maharashtra State Board
Chapter 4 Sequences and Series
Exercise 4.1 | Q 2. (i) | Page 50
Advertisement Remove all ads
Advertisement Remove all ads
Share
Notifications

View all notifications


      Forgot password?
View in app×