JazzPuppy7400 JazzPuppy7400

15-07-2020
Mathematics

contestada

Given the sequence rn defined recursively below, find r3. r1rn=2=−rn−1+n−2

Respuesta :

Newton9022 Newton9022

20-07-2020

Answer:

[tex]r_3=3[/tex]

Step-by-step explanation:

Given:

[tex]r_1=2\\r_n=-r_{n-1}+n-2[/tex]

We want to find the value of [tex]r_3[/tex] .

[tex]\\r_2=-r_{2-1}+2-2\\r_2=-r_1\\r_2=-2\\\\r_3=-r_{3-1}+3-2\\r_3=-r_{2}+1\\r_3=-(-2)+1\\r_3=2+1\\r_3=3[/tex]

Answer Link

Otras preguntas

Which of the following processes generates the greatest amount ofenergy?A. aerobic respirationB. the pentose phosphate pathwayC. glycolysisD. fermentation AND t

Find the area of the triangle. 47 degrees 12 cm 6 cm C B A

How did Thomas Jefferson acquire the Louisiana Territory?A. He purchased it from France.B. He invaded it with England.C. He captured it from Spain.D. He went to

Round 17 to 10 then 8 to 10

hy A-CRReconstructionPre-TestActiveTIME RE132567891054กUnder Congressional Reconstruction, after Southern states were readmitted to the Union, they were control

There are many methods of increasing the supply of fresh water to coastal cities. Whichmethod takes the MOST energy?O desalinationbuilding pipelinesO conservati

5.06 Lesson 3: Dietary Guidelines and Nutritional FactsSelect the correct answer.According to the food plate, which of these foods should make up the smallest p

Select the correct answer from each drop-down menu.What are the main causes of acid rain?The main causes of acid rain are the emission ofand

Which of these terms means the deterrent effect of criminal punishment (either the threat or the actual use) comparedto no punishment at all?Specific deterrence

1Select all the correct answers.In this excerpt from his first address to Parliament, in what two ways does Winston Churchill arouse patriotic feelings in his a