chasehalsey
chasehalsey chasehalsey
  • 21-05-2020
  • Mathematics
contestada

Can someone help me with this?

Can someone help me with this class=
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Respuesta :

altavistard
altavistard altavistard
  • 21-05-2020

Answer:

7

Step-by-step explanation:

Calculate and sum up the first three terms.

We get:

4[ (1/2)^(1-1) + (1/2)^(2-1) + (1/2)^(3 - 1) ], OR

4[ 1               + (1/2)                + (1/2)^2 ], or

4[1 + 1/2 + 1/4}  = 4[7/4] = 7

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