staciamarie staciamarie
  • 24-04-2021
  • Mathematics
contestada

Find the 9th term of the geometric sequence 5, -25, 125, ...

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 24-04-2021

9514 1404 393

Answer:

  1,953,125

Step-by-step explanation:

The first term is a1 = 5; the common ratio is r = -25/5 = -5. The generic term is ...

  an = a1×r^(n-1)

  an = 5×(-5)^(n-1)

So, the 9th term is ...

  a9 = 5×(-5)^(9-1) = 1,953,125

Answer Link

Otras preguntas

Approximate 5 irrational number to two decimal places
Is it true that the order when dividing three real numbers does not effect the answer?
Can some one explain this me
"find values of a and b that make the statement |a+b|=|a| + |b| false"
What is the solution to x ? 7/3x + 1/3x = 3x + 6/3 + 5/3x
Does the stability of protons and neutrons in the nucleus depend on the electrons ?
You buy a lily and an African violet on the same day.You are instructed to water the lily every fourth day and the water the violet every seventh day after taki
What is the solution to x ? 7/3x + 1/3x = 3x + 6/3 + 5/3x
a store sold 8/5 as many dvd's as cd's. the total number of dvd's and cds sold tha day was 273. how many dvd's were sold
What part of the body receives the stimulus for vision