gdaniel916otd8ln
gdaniel916otd8ln gdaniel916otd8ln
  • 02-08-2017
  • Mathematics
contestada

determine 8th term in the geometric sequence whose first term is -10 and whose common ratio is 2

Respuesta :

irspow
irspow irspow
  • 02-08-2017
Any geometric sequence can be expressed as:

a(n)=ar^(n-1), a=initial term, r=common ratio, n=term number 

We are told that a=-10 and r=2 so:

a(8)=-10(2^7)

a(8)= -1280
Answer Link

Otras preguntas

What are the three main features of a pantomime?
Which statements are true about the ordered pair (2, 3) and the system of equations? 3x+4y=18 2x−2y=2 Select each correct answer. When (2, 3) is substituted int
The blood illness that is caused by low iron is called: leukemia anemia diabetes tuberculosis
What role does competition play in international trade??
Need help on french 25points!
According to federal law, it is illegal to discriminate in any aspect of employment, including hiring and firing compensation, assignment, or classification o
If deborah ran 3 2/5 miles on monday and on tuesday she ran 4 1/5 miles how many miles did she run on those two days together
What particles are added together to get the atomic mass?
how many times does the earth spin in a year
What is the opposite or -1??