shell47 shell47

02-06-2017
Mathematics

contestada

B= {5,7,9,11,14} what is n(B).

Respuesta :

mreijepatmat mreijepatmat

15-06-2017

This is an arithmetic progression with d=2 as common difference:
(7-5 =2; 9-7 =2; 11-9 =2, etc.) and with 1st term a₁ =5

a₈ = a₁ + (n-1)d (where n is the number/rank of terms
a₈ = 5 + 7x2

a₈ = 19

Answer Link

Otras preguntas

In which sentence is the relative pronoun used as the subject? a. We followed the guide (who) was leading our dolphin-watching trip. b. The most beautiful

The fda approves the safety and effectiveness of supplements before they are marketed. answer 1. true 2. false

Which sentence uses punctuation correctly? A. Uncle Tim remembered as a costume designer, was once a tailor. B. Uncle Tim, remembered as a costume design

Covert 39/5 to a mix number written in lowest teems.

336% written as a decimal?

How many types of morpheme?

In the problem 2 4/5 times 6 1/4, round each number to the nearest whole number then multiply

select all the qualities that are typical of romantic art. nature beauty death delicacy destruction harmony freedom individuality

Which of these words from the paragraph is NOT a transitional word or phrase? a. Unlike c. Between b. Portrays d. In contrast

This question is based on the following paragraph. The paragraph contains some words that aren't capitalized when they should be. It also contains some words th