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In a certain arithmetic sequence, consecutive terms have a positive common difference. The first 4 terms of the sequence have a sum of 80. Which of the following values CANNOT be thefirst term of the arithmetic sequence?
a - 10
b - 12
c - 16
d - 18
e - 20

Respuesta :

sauravkoirala

Answer:

c

Step-by-step explanation:

this is the right answer

Answer:

E:20

Step-by-step explanation:

I had the same question and it correct answer was E.

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