lilcutessarah7834 lilcutessarah7834
  • 01-01-2018
  • Mathematics
contestada

27,9,3... find the 7th term of the geometric sequence

Respuesta :

anchitthawi
anchitthawi anchitthawi
  • 03-01-2018
an= a1r^(n-1)
a7= 27(1/3)^(7-1)
= 27(1/3)^6
= (1/3)^(-3) * (1/3)^6
= (1/3)^(-3+6)
= (1/3)^3
= 1/27 #
Answer Link

Otras preguntas

How many hawksbill turtles are left in the world?
Suppose x + y = 6 and xy = 4. Find the value of x² y + xy² without solving the equations.
a bottle contains 12 red marbles and 8 blue marbles. A marble is chosen at random and not replaced. Then a second marble is chosen at random. Determine the prob
What is the first 30 numbers of pi?Last one Promise!
1.How and why did the universe begin?2.Whats the point of life? Why are we here?3.Are we alone in the universe?4.Are moral values relative or absolute?5.Should
Well explained answer plz: Can girls with dark black skin bleach there girlstashes? ???
Why was nature so important to Anne Frank? (The Diary of Anne Frank) Please help!!!
Why is the enlightenment considered the turning point in world history
find the sum of 3b/b+2 and 12/b+2 and express it in simplest form
In a right-angled triangle, the side opposite the right angle is unknown, how do you find out the unknown length? (Hypotenuse I think)