ceasar199 ceasar199
  • 16-11-2021
  • Mathematics
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The first term of an arithmetic sequence is 10. The 7th term is 28. What is the common difference of the arithmetic sequence?

Respuesta :

jajuanwilliams27 jajuanwilliams27
  • 16-11-2021

Answer:

the answer is A1

Step-by-step explanation:

{a7} = 10 = a1 + 7*4

   10 = a1 + 28

  -28         - 28

 -18 = a1

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