The explicit expression that should be used to find the nth term of this sequence is option A.
What is an expression?
In terms of math, the expression refers to the combination of the numbers, variables, functions also it is somewhat the same as the phrases. Here functions involved addition, subtraction, multiplication, or division.
Since the sequence is like 3, 6, 11, 18, 27, …
So here the expression should be 3n + 2(n – 1)
Therefore, we can say that The explicit expression that should be used to find the nth term of this sequence is option A.
Hence, the other options are wrong.
Learn more about expression here: https://brainly.com/question/1673286
