breannaxcraig breannaxcraig
  • 22-06-2020
  • Mathematics
contestada

write a rule for the nth term of the sequence 15, 19, 23, 27

Respuesta :

mhanifa
mhanifa mhanifa
  • 22-06-2020

Answer:

aₙ= 4n+11

Step-by-step explanation:

the sequence 15, 19, 23, 27

is AP with the first term 15 and

the common difference 19-15=23-19=27-23= 4

aₙ= a₁+(n-1)d

aₙ= 15+(n-1)*4= 15+4n- 4= 4n+11

aₙ= 4n+11

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