What is the domain of the relation y = arccscx?

Consider the functions below. function 1 function 2 function 3 select the statement which is true about the functions over the interval [1, 2] a b function 3 has the highest average rate of change function 2 and function 3 have the same average rate of change. function and function 3 have the same average rate of change function 2 has the lowest average rate of change d.

It says factor each expression 49x-28?

Iam a rectangle. my perimeter is 60 feet. how much are do i cover?