1.find the sum of negative 10 + negative 4 + 2 + + 26

2.there are 7 term in an arithmetic sequence if the sum is 21 and the last term is negative 3 find the first term



Sagot :

Answer:

  1. 14
  2. 0

Step-by-step explanation:

hope it helps

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Answer:

1 23 you want to do it again