In an arithmetic progression, the first term is 13, the 20 th term is 82 and

Question:

In an arithmetic progression, the first term is – 13, the 20^th term is 82 and the last term is 112.

a. Find the common difference and the number of terms.

b. Find the sum of the terms in this progression.

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Cambridge IGCSE And O Level Additional Mathematics Coursebook

ISBN: 9781108411660

2nd Edition

Authors: Sue Pemberton

See More Books

Question Posted: Aug 31, 2021 01:08 AM

See More Questions

A geometric progression has six terms. The first term is 486 and the common ratio is 2/3. An arithmetic progression has 35 and common difference 3/2. The sum of all the terms in the geometric...
An investor buys a 6% annual payment bond with three years to maturity. The bond has a yield-to-maturity of 8% and is currently priced at 94.845806 per 100 of par. The bond's Macaulay duration is...
An arithmetic progression has first term a and common difference d. Give that the sum of the first 100 terms is 25 times the sum of the first 20 terms. a. Find d in term of a. b. Write down an...
Write a program that takes the name of a .wav file and a playback rate r as command-line arguments and plays the file at the given rate. First, use StdAudio.read() to read the file into an array a[]....
Arrange the members of each of the following pairs in order of increasing radius and explain the order: a. Te, Te2 b. Al, Al3+
Waters Corporation has a stock price of $20 a share. The stocks year-end dividend is expected to be $2 a share (D1 = $2.00). The stocks required rate of return is 15 percent and the stocks dividend...
Identify what information entities are likely to provide if they adopt ESG reporting.
The audit staff of Adams, Barnes & Co. (ABC), CPAs, reported the following audit findings in their 20X5 audit of Keystone Computers & Networks (KCN), Inc.: 1. Unrecorded liabilities in the amount of...
29. If A 21+j+k and B=1+2j+2k, find the magnitude of component of (A+B) along B: (1) 4 unit (2) 5 unit (3) 6 unit (4) 7 unit 30. Which of the following group of forces cannot produce the resultant of...
From Scholar Heights Bank, $4 255 was withdrawn from chequing account for the following pre-authorized transactions: Bank charges Interest on bank loan Reduction of principal on bank loan Interest on...
The sixth and 13 th terms of a geometric progression are 5/2 and 320 respectively. Find the common ratio, the first term and the 10 th term of this progression.
a. Write down, in ascending powers of x, the first 4 terms in the expansion of (1 + 2x) 6 . b. Find the coefficient of x 3 in the expansions of (1 x/3) (1 + 2x) 6 .
1. Using the following table, list two different combinations of bulbs and appliances that could be used on a 20-A circuit breaker in a 110-V system without causing the circuit breaker to trip....
What are the key regulatory proteins and signaling pathways involved in the transition from quiescence (G0) to the proliferative cell cycle, and how do extracellular signals, growth factors, and cell...
What are the mechanisms underlying the coordination of cell cycle progression with cellular metabolism, energy production, and nutrient availability, and how do metabolic checkpoints and signaling...
One way many business here in the logistical fields is is production standards. This is a great way that we can see if our employees are meeting the daily goals to help produce the companies goods....
Larry (not a highly compensated employee) works for Lucky's Lemonade, a company that sells lemonade machines. Lucky's Lemonade normally has a gross profit percentage of 40%. Larry's wife loves...
Colin died in 2022. His wife, Clarissa, filed a joint return with Colin for 2022. Following Colin's death, Clarissa maintained a home for herself and her two minor children. Clarissa remarried in...
Jupiter Computer Company has been purchasing carrying cases for its portable computers at a purchase price of $70 per unit. The company, which is currently operating below full capacity, charges...
(a) Given a mean free path = 0.4 nm and a mean speed vav = 1.17 105 m/s for the current flow in copper at a temperature of 300 K, calculate the classical value for the resistivity of copper. (b)...
Describe the characteristics of a bureaucracy.
Describe a matrix organization.
Describe the characteristics of a virtual organization.
Define business plan in 2 sentences using your own words. B. Having studied the key component of a traditional business plan and the content of the lean business plan, construct a stack Venn diagram...
Investors are more prepared to invest in a business when they believe that the business planning is realistic and profitable based on their forecast of the business viability. When a business plan is...
In what project artifact would you find information relating to the quality and availability of resources?

In an arithmetic progression, the first term is 13, the 20 th term is 82 and

Question:

Step by Step Answer:

a The common difference can be found using the formula an a1 n1d w...View the full answer

Cambridge IGCSE And O Level Additional Mathematics Coursebook

Students also viewed these Business questions