sofiaeko
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  • 20-05-2020
  • Mathematics
contestada

prove that for any arithmetic sequence a7+a10=a8+a9

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caitlynmm caitlynmm
  • 20-05-2020

Answer: a3+a6=a4+a5

Step-by-step explanation: since both of those sides there = a17, you can do the same for any other number.

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