lilcutessarah7834 lilcutessarah7834

01-01-2018
Mathematics

contestada

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

Respuesta :

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

where does the shadow of the shuttle in space form?

A particle travels in a circle of radius 82 cm and with a centripetal acceleration of 4.7 m/s2. How long does the particle take to complete one revolution?

Perimeter of a square with an area of 81cm2

Find the length of the radius of the following circle. (x + 2)2 + y2 = 10

Earth is a close approximation of a natural closed system. What are some ways that living in a closed system affects each of us.

in the xy-plane above, point c has coordinates (6,9). which of the follwoing is an equation of the line that contains points 0 and c?

select the product of (3x-4)(3x4)

Find the length of the radius of the following circle. (x + 2)2 + y2 = 10

select the product of (3x-4)(3x4)

Which characteristic is shared by sonnets and haiku?