itsmee12333 itsmee12333
  • 04-07-2018
  • Mathematics
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Help anyone please thanks

Help anyone please thanks class=

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jimthompson5910 jimthompson5910
  • 04-07-2018
Answer: Choice C

We start with 8 and cut each term in half to get the next term
eg: 8*1/2 = 4
The common ratio is r = 1/2 found by taking any term and dividing it over its previous term
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Аноним Аноним
  • 04-07-2018
The common ratio r  is 4/8  =  1/2 and the first term a1  = 8

an = a1 * (1/2)^(r-1)

an = 8 (1/2)^(r-1)   which is choice C.
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