Find the first term and common ratio of a geometric series (GP) whose 2nd term is 6 and 8th term is Then find its sum to infinity. 3 32 What is the smallest value of n such that the n th term is less than 10-4?

Find the first term and common ratio of a geometric series (GP) whose 2nd term is 6 and 8th term is Then find its sum to infinity. 3 32 What is the smallest value of n such that the n th term is less than 10-4?

Algebra and Trigonometry (6th Edition)

6th Edition

ISBN:9780134463216

Author:Robert F. Blitzer

Publisher:Robert F. Blitzer

ChapterP: Prerequisites: Fundamental Concepts Of Algebra

Section: Chapter Questions

Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...

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Question

Help me answer both parts to this A-level math question:

2
(a)
(b)
Find the first term and common ratio of a geometric series (GP) whose
2nd term is 6 and 8th term is Then find its sum to infinity.
3
32
What is the smallest value of n such that the nth term is less than 10-4?

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Step 1: Common ratio

Step 2: First term.

Step 3: Infinite sum

Step 4: Part(b)

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