Answer:
a(300) = 2748
Step-by-step explanation:
Each new term is the sum of the preceding term and 9, so that the general term of this arithmetic sequence is
a(n) = a(1) + 9(n - 1).
With n = 300, the 300th term is
a(300) = 57 + 9(300 - 1), or
a(300) = 57 + 2691, or
a(300) = 2748
