sarayacfern
sarayacfern sarayacfern
  • 29-01-2020
  • Mathematics
contestada

can someone explain this??

b) determine the first value of the arithmetic sequence in
which t70 = 500 and d = -43.

Respuesta :

devishri1977
devishri1977 devishri1977
  • 29-01-2020

Answer:

Step-by-step explanation:

[tex]a+(n-1)*d=t_{n}\\\\a+(70-1)*(-43)=t_{70}\\\\a+69*(-43)=500\\\\a-2967=500\\\\a=500+2967\\\\a=3467[/tex]

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