katyadams0225 katyadams0225
  • 04-08-2017
  • Mathematics
contestada

Find a6 of the geometric sequence: a1=4 and a3=36

Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 04-08-2017
geometric sequence

an=a1(r)^(n-1)
so

given
a1=4
and a3=36

36=a3=4(r)^(3-1)
36=4(r)^2
9=r^2
3=r


an=4(3)^(n-1)
a6 is
a6=4(3)^(6-1)
a6=4(3)^5
a6=4(243)
a6=972

a6=972
Answer Link

Otras preguntas

How could restrictions on mitosis harm an organism
Three bags of packing peanuts are used to fill 2 boxes. How many bags of packing peanuts does each box use?
Did Syria’s strong influence on Lebanon ceased after 1990.
What is meant by the expression b1/3?
What is the value of x?
Complete the following analogy Popcorn: movie as____: baseball A: Apple B: pretzel C: peanut D: potato chips
Why did industrialization happen in Russia after other countries, such as Great Britain? Russia lacked natural resources. There were no port cities. Nobles res
A proposed amendment to the Constitution becomes law when it is ratified by - A. The supreme Court B. A National Election C. 3/4 of the States D. The U.S. Co
In the Iroquois Constitution, why do the roots of the Tree of the Great Peace spread out in all directions ?
Pauline is building a fence around her vegetable garden, what length of fence will she need to build?