ShelbyJacobs ShelbyJacobs

11-04-2017
Mathematics

contestada

The 4th term of a geometric sequence is 135, and the common ratio is 3. What is the first term of the sequence?

Respuesta :

11-04-2017

Assume the first term is a. The second term is 3a. The third term is 9a. The forth term is 27a.

27a=135 therefore a=135/27 = 5

Answer Link

Otras preguntas

Andrew makes $6 an hour plus $9 an hour for every hour of overtime. Overtime hours are any hours more than 40 hours for the week.Part A: Create an equation that

Solve using substitution. x + 3y = -13 5x + 7y = -9

Ain't got nobody in all this world, Ain't got nobody but ma self. I’s gwine to quit ma frownin' And put ma troubles on the shelf. What is the e

Which of the following graphs has a slope that indicates positive acceleration?

Take a look at the weather map. Thunderstorms can be expected! We know this because a cold front is pushing into A) the South. B) a warm front. C) sunny weath

Yuri purchased 8 trees to have planted at his house. The store charged a delivery fee of $5 per tree. The total cost of the trees including the delivery was $1

You bought 12 baseball cards on Monday and 24 baseball cards on Tuesday. After giving some baseball cards to your brother, you had 13 left. How many cards did y

Why did Congress authorize the cash and carry provision of the Neutrality Act of 1937?

Need to do a dialogue usando las palabras poner,salir,tener,venir,decir,oir y hacer

what are the 3 main layers of the earth and what do they consist of