linda581 linda581
  • 05-03-2017
  • Mathematics
contestada

Write the explicit formula for the geometric sequence a1=-5 a2=20 a3=-80

Respuesta :

camelliaguan3
camelliaguan3 camelliaguan3
  • 05-03-2017

The answer is a(n)=-5×(-4)n−1.

Answer Link

Otras preguntas

A ball is released from a hot air balloon moving downward with a velocity of -10.0 meters/second and a height of 1,000 meters. How long did it take the ball to
Need help with beginner level C++. "A user types a word and a number on a single line. Read them into the provided variables. Then print: word_number. End with
When a class took a math test, 15% of the class failed, 25% made some mistakes (but didn’t fail), and 24 students got perfect scores. How many students were in
what solutions did the new constitution include
What is the measure of angle x? Enter your answer in the box.
An unexpected occurrence involving death or a serious physical or psychological injury, or risk thereof is called
number 17 (the circled one)
Is the answer D When the Cold War ended, what happened to the Soviet Union? It became a communist nation. It came under the rule of a king. It isolated itself
What is the refrain in “the raven?” A: nevermore B: Lenore C: rhyme D: raven
Six different forms medicines can take