jaytas jaytas
  • 24-04-2018
  • Mathematics
contestada

Find a formula for the general term a_n of the sequence assuming the pattern of the first few terms continues.

{3, 1, -1, -3, -5, ...}

Assume the first term is a1

a_n=

Respuesta :

mkryukova19 mkryukova19
  • 24-04-2018
a(1)=3
d= -2 (can be found 1-3=-2,-5-(-3)=-2)
a(n)=a(1) +d(n-1)
a(n)=3-2(n-1)
a(n)=3-2n+2=5-2n
Answer Link

Otras preguntas

prewriting is valuable because it
which of the following equals 6,000,000 in scientific notation/
a drug concentration of 228 mg per 10 ml how many ml are needed to give 2 grams of the drug
What are the characteristics of stage 2 countries? Examples? What are the characteristics of stage 3 countries? Examples? What are the characteristics of stage
What layer of the earth is moving during an earthquake? Core Mantle plates Lithospheric plates Mesopheric plates
If the lake is 60 miles away and Rene is driving at 40 miles a hour the whole time how long will it take for her to get to the lake
How many times does 2 go into 25?
What race are Panamanians?
what is the value of 1 in 10374
Question 1 Compare neap and spring tides. Give two comparisons in your answer. Question 2 Which of the following best describes what causes the tides? The gravi