michellewilliam michellewilliam
  • 01-07-2016
  • Mathematics
contestada

find the sum of the first 3 terms of a geometric sequence with a=96 and r=1/4 the sum is____.

Respuesta :

olemakpadu
olemakpadu olemakpadu
  • 05-07-2016
For Geometric sequence, the next term is multiplied by the common ratio.

Common ratio, r = 1/4

1st term, a = 96

2nd term = ar = 96*1/4 = 24

3rd term = ar² = 96*(1/4)*(1/4) = 6

Sum of the first three terms =    96 + 24 + 6 = 126
Answer Link

Otras preguntas

The rise of China’s naval power under Admiral Cheng-Ho occurred during the _______ dynasty. A. Ming B. Zhou C. Qin D. Tang
is a turtle a uncellular or multicellular
What is a palindrome for a girls name
The perimeter of a regular pentagon is 41.5 what is the length of all sides
Will every solid with the same dimensions have the same density?
round 89659 to the nearest 100,000
What does the term "white mans burden" refer to
How are repetition and replication alike and different?
Round to the place of the first digit 140,250
why is it important to notice other's attributes