The 84th term of the arithmetic sequence 18, 31, 44 obtained is 1097
This is a type of sequence which have common difference between each term. It is represent mathematically as:
Tₙ = a + (n – 1)d
Where
Tₙ is the nth term
a is the first term
n is the number of terms
d is the common difference
Tₙ = a + (n – 1)d
T₈₄ = 18 + (84 – 1)13
T₈₄ = 18 + (83)13
T₈₄ = 18 + 1079
T₈₄ = 1097
Learn more about arithmetic sequence:
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