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25 POINTS AND BRAINLEIST HELP ASAP
Use sigma notation to represent the sum of the first seven terms of the following sequence: −4, −6, −8, …

Respuesta :

aloha  my friend your answer  is -19

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Answer:

b

Step-by-step explanation:

the summation from n equals one to 7 of quantity negative 4 plus 2 times n

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