EmmittDesloge
EmmittDesloge EmmittDesloge
  • 11-07-2015
  • Mathematics
contestada

Write the explicit formula that represents the geometric sequence -2, 8, -32, 128

Respuesta :

Benjamin16
Benjamin16 Benjamin16
  • 11-07-2015
[tex]a_{1}=-2 \\ \\ a_{2}=8 \\ \\ q= \frac{a_{2}}{a_{1}} \\ \\ q= \frac{8}{-2}=-4 \\ \\ a_{n}=a_{1}*q^{n-1} \\ \\ a_{n}=-2*-4^{n-1} [/tex]
Answer Link

Otras preguntas

© Order the numbers from least to greatest.
Sound travels about 340 m/s. The function d(t)=340t gives the distance​ d(t), in meters​, that sound travels in t seconds. How far does sound travel in 53 ​s?
Question 1 8 pts You are shopping at Math-Mart and your total purchase is $80. What is the total cost if the tax rate is 8%?
Write in a paragraph on what events are similar in tkam ad real life
answer this question: what is 9+10
photosynthesis is composed of two main parts (light-dependent and light independent)these reaction occur in different structures of the chloroplast.what is the
What role does Dharma and Kharma plays in a Hindu’s life
this is important please help I will give brainiest to people who get both​
The 20th century has shown a trend toward greater what? O A. Government spending O B. Educational restrictions O C. Government censorship D. Distribution costs
In which choice do all three points lie on the same straight line? A) (0,0) (5, 4) (7,4) B) (1,1) (2,4) (3,9) C) (-2,5) (0,3) (5,-2) D) (-1,-1) (0,0) (4, 64)