aurorajmarie
aurorajmarie aurorajmarie
  • 22-12-2018
  • Mathematics
contestada

What is the equation for a geometric sequence with a first term of 2 and second term of -8?

What is the equation for a geometric sequence with a first term of 2 and second term of 8 class=

Respuesta :

12AbhishekVerma13
12AbhishekVerma13 12AbhishekVerma13
  • 22-12-2018
a(1) = 2
r = a(2)/a(1) = -8/2 = -4

[tex]a(n) =a {(r)}^{n - 1} \\ a(n) = 2 {( - 4)}^{n - 1} [/tex]
Answer will be D.

!! Hope It Helps !!
Answer Link

Otras preguntas

One frustrating problem is that most people view genetic predisposition as unalterable fate
Vascular plant is to nonvascular plant as cactus is to
In a spaceship accelerating at g, far from earth's gravity, how does the motion of a dropped ball compare with dropping one on earth?
What is the main idea of China's rise to power?
Co2 is taken through tiny holes called
List the seven things generally included in the surgical procedure
A science test, which is worth 100 points, consists of 24 questions. Each question is worth either 3 points or 5 points. If x is the number of 3-point questions
What does the expression good riddance mean?
On what conditions has the success of market reforms among the Asian Tigers relied? select all that apply investment in electronics and technology restrictions
The Social Security administration faces new challenges in the 21st century because