1) In an AP the 9th Term is 73 and the 4th Term is 43. What is the sum of the first twenty terms? 2) In a GP the 6th term is 972 and the 3rd term is 36. Find the sum of the first 10 terms. 3) In a Geometric Progression (G.P), the 7th term is 31,250 and the 4th term is 250. Find the: (a) 12th term (b) Sum of the first 12 terms.

1) In an AP the 9th Term is 73 and the 4th Term is 43. What is the sum of the first twenty terms? 2) In a GP the 6th term is 972 and the 3rd term is 36. Find the sum of the first 10 terms. 3) In a Geometric Progression (G.P), the 7th term is 31,250 and the 4th term is 250. Find the: (a) 12th term (b) Sum of the first 12 terms.

Name: 1) In an AP the 9th Term is 73 and the 4th Term is 43. What is the sum
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Description: 1) In an AP the 9th Term is 73 and the 4th Term is 43. What is the sum of the first twenty terms?2) In a GP the 6th term is 972 and the 3rd term is 36. Find the sum of the first 10 terms.3) In a Geometric Progression (G.P), the 7th term is 31,250 and

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter7: Exponents And Exponential Functions

Section7.9: Geometric Sequences As Exponential Functions

Problem 35PPS

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Concept explainers

Sequence and Series

A sequence is defined as a collection of things. Series is defined to sum the things one by one in the sequence. It was invented by German mathematician Carl Friedrich Gauss.

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Question

1) In an AP the 9th Term is 73 and the 4th Term is 43. What is the sum of the first twenty terms?

2) In a GP the 6th term is 972 and the 3rd term is 36. Find the sum of the first 10 terms.

3) In a Geometric Progression (G.P), the 7^th term is 31,250 and the 4^th term is 250.
Find the:

(a) 12^th term
(b) Sum of the first 12 terms.

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