Solve for x (log) PLEASE HELP ASAP! thank you *will give brainliest ofc*

What is this inequality notation? t is less then or equal to 2

Ill mark the brainliest if you me with the these three questions 7,8,9

1c) the number 131 is a term in the sequence defined by the explicit rule f(n)=5n-4. which term in the sequence is 131? 2a) write the first four terms of the function f(n)=n^2-1 2b) what is the 10th term of the sequence defined by the explicit rule f(n)=n^2-1 2c) the number 224 is a term in the sequence defined by the explicit rule f(n)=n^2-1. which term in the sequence is 224?