How do you find the equation of a scatter plot?

Identify the parent function that can be used to graph the function f(x)= (1/4x)^3

Which expression is not a polynomial?

Me! i really need to get this right before 9. prove the divisibility of 7^6+7^5-7^4 by 11. use factoring so you get a number times 11. just tell me the number. i need this done asap