tiff1517 tiff1517
  • 14-07-2016
  • Mathematics
contestada

What is the 5th term of an arithmetic sequence if t2 = -5 and t6 = 7

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ikay1
ikay1 ikay1
  • 14-07-2016
An=Asub1+d(n-1)
Asub5= -5+½(4)
=-5+7
=2
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