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25-03-2020
Mathematics

contestada

Find the sum of the arithmetic sequence.
-4, -1, 2, 5, 8, 11, 14 (1 point)

Respuesta :

Sarah06109 Sarah06109

25-03-2020

Answer: 35

Step-by-step explanation:

The formula to find this is number of terms/2(first term+last term)

So, we have 7 terms, our first is -4 and our last is 14

7/2(-4+14)=35

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