gigimb98 gigimb98
  • 23-01-2018
  • Mathematics
contestada

the second term in a geometric sequence is 20. the fourth term in the same sequence is 45/4 or 11.25. what is the common ratio

Respuesta :

Аноним Аноним
  • 23-01-2018
4th term / second term  = a1r^3 / a1r = r^2

so r^2  = 45/4 / 20 = 45/80  = 9/16

so r = sqrt 9/16  = 3/4  answer
Answer Link

Otras preguntas

which of the following best represents the global economy
NEED HELP with Les défis mondiaux - Dictée pictures included however i dont know how to put an audio file from ga virtual in here so..
hi, if anyones seen 3ebush, PLEASE let me know.
para atrapar a un pez dos gaviotas se sumergen en el mar. la primera se sumerge 45cm y la otra 60cm. si el pez se encuentra a 50cm de profundidad cuál de las do
i need help with this im not very good at math.
Why is 100 4 tens and 14 tens
There are a lot of customers in the store and you are the only associate working. For the past fifteen minutes, you have been helping the same customer. After g
-3/8 divided by (-2/3)
why do toy manufacturers continue to produce and market toys that tell boys to be powerful, adventuresome and ready for battle?
Whats the answer? ( BRANLIEST )