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

what is the imaginary line that circles the globe halfway between the North and South poles
What is the rounding or compatible numbers to estimate the sum of 87+34
tina bought some nail polish and lip gloss at the store. the nail polish cost $4.50 per bottle and lip gloss cost $7 per tube. tina bought 9 items and paid $50.
The value of 3 in 920.003
out of 45 times at bat, Raul got 19 hits. Find Rauls batting average as a decimal rounded to the nearest thousandth.
is 8/5 rational or irrational?
A base 7 three-digit number has its digits reversed when written in base 9. Find the decimal representation of the number.
what is the least 10 digit whole number
Why were Native Americans who practiced agriculture more likely than hunter-gatherers to establish permanent homes?
Equivalent decimal are decimal that have the same value. TrueOrFalse