Question

Is. 84 is a term of the sequence 3,7,11,..........?

Answer 1

That's the answer friends

Answer 2

Answer:

Step-by-step explanation:

the nth term is 4n - 1. if 84 is a term of the sequence then the equation

4n - 1 = 84 should have a positive integer solution. but it is IMPOSSIBLE since 4n - 1 is an odd number while 84 is an even number. thus 84 is not a term.