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AMIRA0613IN
Answered

in the sequence 8, 5, 2, -1... what term is -25​​

Sagot :

TYRON09IN

Answer:

  • n = 12

Step-by-step explanation:

  • an = a1 + ( n - 1 )d

  • -25 = 8 + ( n - 1 ) -3
  • -25 = 8 + ( -3n + 3 )
  • -25 = 11 - 3n
  • -25 - 11 = -3n
  • -36 = -3n

-3 -3

  • n = 12

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