kherrerathegoat
kherrerathegoat kherrerathegoat
  • 11-06-2020
  • Mathematics
contestada

Find the 9th term of the geometric sequence
9, -18, 36

Respuesta :

devishri1977
devishri1977 devishri1977
  • 17-06-2020

Answer:

Step-by-step explanation:

Geometric sequence: 9, -18 , 36 .....

common ratio = 2nd term / 1st term

                      = -18 /9 = -2

[tex]a_{n}=ar^{n-1}\\\\a_{9}=9*(-2)^{8}\\\\=9*256\\\\= 2304[/tex]

Answer Link

Otras preguntas

Under comparative principles, a plaintiff's contributory negligence Group of answer choices relieves a defendant from any liability for injury to the plaintiff.
Which of the marketing mix elements corresponds to what the buyer gives up in the marketing exchange?.
look at the picture​
Three times a number, x, increased by four is equal to five times the number, x. Which equation can be used to sol for x? 3x+5x-4 3x+4-5x 3x-4+5x O3x-4-5x
i need to put this in my own words. “It can be a extra burden for children who don't Speak english at home.”
Tony's Carpets Inc. wants to charge $9.80 a yard for installing a carpet for Serenity Bookstore but accidentally states $8.90 a yard in the bid. Serenity Bookst
CAN ANYONE HELP ME WITH THIS QUESTION?
Write a compound inequality that represents the given graph
2. GYMNASIUM You want to estimate the number of students in your school who think the gymnasium should be remodeled. You survey 12 students on the basketball te
Which diagram represents rx ◦ RO,180°?