Difference in length between 4 1/2 and 5 1/3

Given a circle with a radius of 2 which is the length of an arc measuring 75

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?

Factor the expression using the gcf. the expression 21m−49n factored using the gcf